Question Why does the battery drains so fast? - Samsung Galaxy S21 FE

So basically I upgraded from a S10 Lite with Snapdragon 855 (7nm) to the S21 FE. This phone got a more efficient Snapdragon 888 (5nm), a smaller Screen, 2gb less ram, no micro SD support, but the same 4500 mAh battery and same os version. The power saving mode always on, never use 5g, 120hz off, almost every rarely used app forced to sleep.
How can it still be that the battery performance is worse than on the s10 lite? And by the way the s21 fe also heats up very fast...

I'm really disapointed with this phone for the same reasons. After doing some tricks I get an "acceptable" battery time but far away from my old S10e and Poco X3. Same, 20 minutes of gaming or photos and the device can be a barbecue.
It's sad 'cause it still a great and powerfull device.

Check in the terminal with the top command what the CPU uses the most when the phone is warming up.

The battery life may have worsened compared to the S10 lite.. it depends on the battery cycles and whether it was fast charged or drained/fully charged, etc.. also network coverage matters I.e. low signal consumes more battery than in airplane mode

Maybe you will find something interesting in this article: Best phone battery-saving tips

Thank you for all your answers. I have tried and searched everything on the internet on how to save more battery.
When I bought the FE charged it 2 times to 100% and used it until 0%. After that I activated protect battery so it only charges until 85% just like on my s10L. I know the longest lifespan of li-batteries is when you use and charge them between 30-80%. I never used fast charging always instantly turned off when device is new.
The most confusing even was that I always had battery saving mode on (s21 FE) and on s10L never only when I had to. And it was still worse.
With a day of use (Web Browsing, Chatting, Music, Watching Videos, No Social Media) I had to recharge the S21 FE during the day because it drained so fast (6-8h active usage). With s10L still come through a whole day with same scenario (9-11h active usage).
I mean it is a really good phone. It has good Perf. and great camera (although leaking gcam support). But in the end sold my s21 FE, because I'm so disappointed with the battery and also no dynamic refresh rate for the display. I returned to my 2 years old s10L and now I wait for the s22 FE or s23(+).
P.S. What I think what really kills the battery, is a bad heat management. It heats up very fast even if you only search sth. on amazon so maybe I dont know...

Related

[HELP] Note10+ bad screen on time

As the title says... is there something wrong with my battery? I got abysmal SOT of 4hr35min on mobile/cellular data only (No WiFi). Bluetooth OFF, WQHD+, location OFF, dark mode OFF, brigtness 40% or less, Samsung Cloud, Google Photos & Google One back up & sync - all OFF,. Bixby home, bixby wake up, literally everything bixby related OFF. Wake to lift OFF, smart stay OFF. Optimized battery settings, exceptions to optimize made on gmail, whatsapp, instagram. Everything else on optimization. AoD - always on, dynamic background on home screen - yes.
Exynos
Also worth noting - after fully charging the phone, I went from 100% to 98% in like 3 minutes. I also went from 5% to 0% in a couple of minutes.
Is there something wrong with my battery? Surely 4 hrs 35min shouldn't be a norm, not even on cellular data only.
I am also having a same screen on time. My screen resolution is set to wqhd+ always, is that the reason for this? I have heard normally other guys are getting a 6 hours SOT.
Same here, hope they will fix it in one UI 2.0
Exynos or snapdragon variant ?
Sent from my SM-N9760 using Tapatalk
Exynos has worse battery life.
I also have Exynos, but 4hr and 35mins on mobile data? Are you kiddin me? That surely isn't right...
Wish someone else could chip in with maybe some info... is the battery even right or should I seek replacement lol
Exynos device from my sister, bone stock. Nothing debloated or what so ever.
furiouszagreb said:
I also have Exynos, but 4hr and 35mins on mobile data? Are you kiddin me? That surely isn't right...
Wish someone else could chip in with maybe some info... is the battery even right or should I seek replacement lol
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If the battery consumption is so high using cellular data and not with wifi, it is probably due to signal strenght, when the phone seeks the better signal, depending on your network prefernces, switches between 2g/3g/4g lte, thus using more battery, where I live, there is always high fluctuation in signal strenght, with my note 8, the batt drained faster than normal because of this, in my case I found that locking in 3g gave me better batt life, so, with my note10+ I just knew what to do, and now my batt life is good, 7~8 hrs SOT, and little more than 20hrs idle, btw, there are already some posts regarding this topic, there you will find many useful tips/advices
winol said:
If the battery consumption is so high using cellular data and not with wifi, it is probably due to signal strenght, when the phone seeks the better signal, depending on your network prefernces, switches between 2g/3g/4g lte, thus using more battery, where I live, there is always high fluctuation in signal strenght, with my note 8, the batt drained faster than normal because of this, in my case I found that locking in 3g gave me better batt life, so, with my note10+ I just knew what to do, and now my batt life is good, 7~8 hrs SOT, and little more than 20hrs idle, btw, there are already some posts regarding this topic, there you will find many useful tips/advices
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Click to collapse
Could you please link me to these posts and threads so I can check?
Thanks
I keep performance mode on, 4g on all the time, max resolution and use it a lot during the day as I am a heavy user. I bought the note last week and I have managed to have minimum 7 hours screen on time which for me is fantastic as none of my previous phones could handle me that long. The max i got on the note 10+ is around 10 hours Screen on time. My version however is not the Exynos one but the Snapdragon and usually the Snapdragon proccesor manages the battery better than the Exynos one even if this year they are really close
Tediberdyna said:
I keep performance mode on, 4g on all the time, max resolution and use it a lot during the day as I am a heavy user. I bought the note last week and I have managed to have minimum 7 hours screen on time which for me is fantastic as none of my previous phones could handle me that long. The max i got on the note 10+ is around 10 hours Screen on time. My version however is not the Exynos one but the Snapdragon and usually the Snapdragon proccesor manages the battery better than the Exynos one even if this year they are really close
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Click to collapse
Everybody knows that the Samsung devices with SD are wayyyy better on battery than the exynos ones. The most sot which my sister was able to produce, was around 7h. Good enough for a day, but not great for that much €. My 400€ K20Pro clocks in at around 10h...
t0m2k said:
Everybody knows that the Samsung devices with SD are wayyyy better on battery than the exynos ones. The most sot which my sister was able to produce, was around 7h. Good enough for a day, but not great for that much €. My 400€ K20Pro clocks in at around 10h...
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Yeah but it makes no sense to compare.
And old nokia mobile phone battery will last a week... so what
t0m2k said:
Everybody knows that the Samsung devices with SD are wayyyy better on battery than the exynos ones. The most sot which my sister was able to produce, was around 7h. Good enough for a day, but not great for that much €. My 400€ K20Pro clocks in at around 10h...
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Click to collapse
What? Seriously? What is the point? You trying to convince people here that they should be better having a k20pro? LOL, and LOL
I have also the same issue... with full usage the phone barely get to 6hr of battery,, and the note 9 with SD with the same usage go to 1 day and 30% to the next day..
4.5 hrs is normal i guess. i get 5 hrs on wifi
Sent from my SM-N975F using Tapatalk
UPDATE!
First of all, I did a factory reset. Then, I did 100% do 0% and then charged the phone while OFF to 100% again and other time I did 100% to 0% and charged it while turning it on after couple %.
I also disabled EVERYTHING Bixby related AND I disabled Facebook running in the background.
The result are in, aaaaaaand.....
MASSIVE IMPROVEMENT!
I am now getting at least 7hrs 30mins with 70%/30% wifi/mobile data usage.
On WiFi Only, I can now get EASILY 9 hours SoT
See screenshots - #1 & #2 showing 7hrs 30mins wifi/mobile data. Screenshot #3 WiFi only, 8hrs 10mins WITH 22% battery to spare! So, easily 9 hrs SoT...

redmi note 8 pro, battery 18w charge, is it too fast?

hi guys, I've got the redmi note 8 pro, a few days ago, I'm really surprise about how good is it this phone, the battery super durable, the manage of the kernel it's wonderful, the camera super optimize, the game mode too.
But i really wondering if the battery it doesn't overheating too much when it charge, the secret for keep ours battery safe it's keep them cold how much we can.
So do you think if this aspect can be dangerous for the longevity of ours battery, or do someone have some solution?
thank you for reading!
dexjex86 said:
hi guys, I've got the redmi note 8 pro, a few days ago, I'm really surprise about how good is it this phone, the battery super durable, the manage of the kernel it's wonderful, the camera super optimize, the game mode too.
But i really wondering if the battery it doesn't overheating too much when it charge, the secret for keep ours battery safe it's keep them cold how much we can.
So do you think if this aspect can be dangerous for the longevity of ours battery, or do someone have some solution?
thank you for reading!
Click to expand...
Click to collapse
Batteries operate optimally when they are Heated, but of course too Hot/Overheating would be bad for the battery Health. Its normal for a Battery to heat up during Heavy tasks like Gaming because Gaming needs more Power.
Rest assured, your Battery will heat up during fast charging to accomodate for more power into the Battery. But it will not degrade the Battery health.
*Whats actually bad for your battery is Charging and Playing Heavy games or tasks simultaneously.
I have read extensively about lipo/ion battery, as long as it's not over 50C it won't affect battery life cycle. Charging it to 100% / let it charge overnights is what killing your batteries.
For normal people, just stop charging on early 90% capacities to keep balance between usability and longevity. If you think you can survive a day with only 75% juice, your batteries will last in good condition for atleast 5-6 years, light user may even survive with just 63% a day, 8 years for them is possible.
thank you!
grate answers, thank you both, you've been really explanatory
I understand people trying to protect their devices like this, but i don't realistically see myself using a singular phone for longer than an year. Besides almost all manufacturers mention somewhere that the battery will last no longer than 2 to 3 years until it starts to dull down overtime. (Samsung mentions it in the settings, XIAOMI mentions it in the warranty booklet). So i mostly charge my phone overnight. I don't want to compromise my habits just so i can use a phone longer than i will..

Galaxy S20 battery: better than he S10e one?

Hi everyone!
I'm relatively new to this forum... I've lurked for a lot of time, and posted something years ago.
I'm back because I need to ask a question to people who already have the S20 in their hands: is the S20's battery better than the S10e's one?
Sorry, I know it's a pretty generic question... but I don't know very much about phone tech.
I'm talking about the Exynos variant, but even comments about the Snapdragon one would be appreciated!
Thank you for your attention, guys!
Better battery life is not running 120hz
xkawsx said:
Better battery life is not running 120hz
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I'm not very interested in the 120 refresh rate to be honest, I'd be buying it for the camera and for the battery, so I would keep it at 60 hz.
I hope at 60 the battery's better than the S10e's.
NickRaga said:
I'm not very interested in the 120 refresh rate to be honest, I'd be buying it for the camera and for the battery, so I would keep it at 60 hz.
I hope at 60 the battery's better than the S10e's.
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I had the S10E. The battery for me has been better trying both 60 and 120 refresh rate. Phone off the charger at 5:30 am. Use all day. 45 min maps and music. Messaging all day. Social Media. 5-6 hours screen time. It is now 8:30 and I'm still at 30%. S10E I would have had to charge on my drive home from work.
RoccoN4 said:
I had the S10E. The battery for me has been better trying both 60 and 120 refresh rate. Phone off the charger at 5:30 am. Use all day. 45 min maps and music. Messaging all day. Social Media. 5-6 hours screen time. It is now 8:30 and I'm still at 30%. S10E I would have had to charge on my drive home from work.
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Click to collapse
That's great news, thanks!
My S10e has a really terrible battery, expecially after the Android 10 update... I have the Exynos version.
I usually start the day with 85% battery (I charge it during the evening while watching a movie, then I spend some time on social media before going to bed), and I arrive at 8:30 pm with less than 40% of battery. The strange thing is that I almost don't use the phone at all during the day. In the morning, I don't use it because I'm at work. In the afternoon, I'm at home, and I use the pc. So I use it very little, but for some reason the battery drains by itself like there's no tomorrow. I don't imagine what would happen if I had to use it during the day for some reason. That's why I wanted to switch to the S20.
Basically, at the moment I arrive at the end of the day with almost your same battery charge, but without having used the phone.
Just resurrecting this thread as I have the same question;
For the Exynos versions, how does the battery life on the S10e running Android 12 compare with the S20 running Android 13? (both at 60Hz screen)
GSMArena battery scores for endurance are 83h (S10e) and 71h (S20) if you use them both for 1 hour of calls, 1 hour of web and 1 hour of video but these scores were with the orignal shipped firmwares.
A lot of reviews of the S20 at the time said it had poor battery life so wondering if the 4,000mAh battery on the S20 is not much better than the 3,100mAh battery on the S10e because of Exynos not being optimised.
Not interested in Snapdragon comparisons as need a dual SIM and only the Exynos version is available here with proper dual SIM support (no eSIM rubbish).

How bad is the Exynos S20/S20+

It seems clear now that once again the Exynos version is inferior this year and as I understand it the known disadvantages are as follows:
Inferior real world performance (actually is capable of better but suffers with thermals)
Power management
Different (worse) camera module in the Exynos vs. the SD
I'm guessing that most positive comments are from snapdragon users so for those with an Exynos, how are you feeling? and better still does anybody out there have both versions?
I have the S20+ and have been a little disappointed, the camera has been pretty average (only just got April update so not tested that yet) and I have noticed that the phone gets quite warm quite quickly, being in lockdown the battery has not jumped out yet as I am never more than one room away from a charger.
Thoughts??
S20 exynos user here and I'm fine with it...
I don't game which helps of course, but get decent battery life (idle drain 0.5-0.7%/hr and when using the phone a lot I get around 6 hrs SOT, actually 6:13 atm and 15% left). Pictures are fine as well, coming from an S10+ they are sharper overall but exposure can be a bit tricky every now and then. I hope and think things will improve in future updates.
Thing is I really prefer the smaller sized phones, I mean the OP8 and P40's also look great but they are simply too big for me. The S10+ was already on the edge, can work with it but less then optimally comfortable.
Would I have rather had the SD version? Yeah
Is the exynos a reason for me to return? No
I have paid about 630 euros for it though, had I paid full price I might have judged differently and indeed returned it.
I did optimize things (96hz refresh rate, disabled some apps I don't need/use, etc) so that might have helped with battery life. No custom roms or anything though so no warranty issues.
Having S20 Exynos.
Very disappointed with S20 after a 3 weeks of use.
Very bad battery performance. looks like I have started to control my ph usage looking at the battery no's declining. hahhahaha very very funny.
phone heats up with min usage( not sure is it cause of summer or exynos. hahaha).But this is true in my case even in indoor usage.
Just few min of use can see temp raise to 37+. If use camera for more than 5 min or so. it goes above 40 & refresh rate drops to 60.
I really don’t understand what Samsung trying to do here. impose on users, who have paid hefty money for their products.
It’s been more than a month. yet we still have to go thru these. Even after their multiple updates
camera not really to Samsung mark to be (compare to previous models.no major improvements).
Only thing which makes me to use over note 10+ is 120hz. Rest not worth the price.
I don’t say the phone is bad, but not worth the upgrade for the price.
At the core I guess Samsung is aware they have screw up the S20 series using exynos.
Hope with Note 20 they will make it up to retain their fans with SD processor. If this is not going happen, then for sure ill also be one of them to say goodbye.
*very BAD*
tim2london said:
*very BAD*
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ideal phone will be pixel 4XL with 5000mAh battery , oh maybe it can be a little biger as s20 ultra - ideal phone to me .
buy yourself the one 8pro and you will be better off - wish id done that but rushed into the samsung phones not knowingly how **** they are this year
Thanks all.
It is strange but OnePlus's stance on the Always on Display has always really irritated me, not just that they have still not added one but mostly how they have apparently been 'working on it' like forever. It is a feature I like, not a reason to buy or not buy a phone but when all others offer it it does tip the balance. The P40 is amazing and the whole google thing is really frustrating.
I also agree that the Pixel 4 XL is REALLY close to being the best overall droid out there, slightly nicer design, brighter screen and a higher storage option and it would be IMO. On the flip side though the S20 is also REALLY close too.
Out of interest what is the best way to monitor the battery temperature in real time? I'd kind of like to test that.
arsenal74 said:
Out of interest what is the best way to monitor the battery temperature in real time? I'd kind of like to test that.
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I've used Battery Widget Reborn since my HTC Desire days, it has a widget that can be configured for battery temp.
Just put it on the screen next to Accubattery now ...
Reading alot about exynos version battery life. I have s20+ exynos 4G model. I had note 9 and I felt it had good battery life. Then I got s10+ and the battery anxiety was completely gone. And from s10+ to s20+, I feel battery life is almost the same as my s10+, on 120 hz. I dont disable anything. Using completely stock. No issues what so ever. I get 5 to 6 hrs of battery life if I use the full cycle and standby 16 to 18 hours, with 20% or so remaining.
I tend to stick to 40 to 85% cycle. Developed this habit when I had s10+ since the battery anxiety was gone. I charge twice a day, once in the morning to 85% and once in late afternoon or evening (when it hits around 40%). Not more than 25 to 30 mins each (25W charger works well). So, an hour of charging works for me easily. I think since I have the 4G model I am not getting problems most ppl are.
Also, I don't play games except for one, 2048. Two gmail, two facebook and messenger, two whatsapp, Twitter, snapchat, Instagram. All the office apps.
Camera is better than my s10+. The pictures are sharp and I am very happy with it.
Sent from my [device_name] using XDA-Developers Legacy app

Question Disappointed in S22 Snapdragon Battery Life and Heating Issues

I got S22 Snapdragon Variant but the battery still sucks and phone heats up much after I have done the following.
1. Followed [GUIDE] [NO-ROOT] Complete Samsung OneUI Optimization
- Most settings applied
- Phone set up without Smart Switch
- Adaptive Battery disabled
2. Installed [App]Galaxy Max Hz (Refresh Rate Mods, Screen-off Mods, QS Tiles, Tasker Support and More)
- Adaptive Refresh on Power-Saving mode On
- Adaptive Min 10Hz, and Max 120Hz
- Force Lowest Hz on screen-off (10Hz)
2. Installed ®FDE.AI - Ultimate Android Optimizer
- Power-Saving mode
- Force Doze Mode On
- Sensors Off on screen off
- Analyze Apps on screen off
3. S22 Settings
- Sync disabled
- Always-On Display - Tap to show
- NFC, Location, off when not in use
- Power Saving mode 24/7
I am seriously tempted to get a Pixel 5 instead, which I am willing to sacrifice the performance + 120Hz because I'm just another daily user.
Is there a way to underclock Snapdragon 8 Gen 1?
Let us hear your thoughts too. Thanks.
Which s22 model do you have?
Also I felt like I got more battery drain with adaptive battery off so I kept it on but slept all apps except ones i need notifications for
I have the 901e and updated to the Vietnamese firmware avdf running very similar set up to you getting 7 - 9h sot
Try removing that optimiser and using the doze setting in galaxy max hz
Also 96hz works with power saving on
Get galaxy app booster it's with in good guardians (can just download the apks online if you can't find it in the galaxy store) from what I've read it wipes dalvik cache
I'm on S22 SM-910E/DS.
I see... I'll give it a try on your suggestions!
But do you still face quite abit of heat during screen on and using of phone after the tweaks?
Gymcode said:
I'm on S22 SM-910E/DS.
I see... I'll give it a try on your suggestions!
But do you still face quite abit of heat during screen on and using of phone after the tweaks?
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Click to collapse
No heat at all, also in battery powersave settings you can limit the CPU to 70% (in case you didn't know already) from what I can see in adb it's on even when powersaving isnt
Mine is an SM-S9010. I rooted it and did some work on it. I turned off cores, underclocked it, turned off adaptive battery and so on. With all the things I tried, the SOT differs from charge to charge. I stopped even gaming altogether on it. I managed to get 30 more minutes out of it.
So the average SOT for me sits at 4h. I've got the Prime core and the last Middle core turned off, the Little cores underclocked to 1.5GHz and the rest to 1.9. The phone still overheats but the drain is slightly better.
Then there's the idle drain. The main culprit is Google's notorious Play Services crap with its services framework and all the other Google BS. I even installed a module to let it be optimized/dozed. It worked half the time. The other half the drain was even higher than before so it did worse than good. Now I've got Battery Guru installed and this thing monitors everything I need, plus it has a lot of stuff embedded in it, like the Quick Doze mod, power saver and Sensors Off with the screen off, etc. I've got the Powersaver on after the screen turns off and Data saver, and the idle drain sits at ~1%/hour. It goes at 0.7-1%/h, during the night unless the Play Services start spasming again, and they tend to do that a lot. And before having someone suggest a fix, please don't. I tried them all. They're just temporary solving the issue.
So yeah, there's no way in HELL someone can convince me they get 7-9h SOT cause that's just silly and exaggerated lying for a reason I don't understand.
In a 20h time frame the battery will lose 30% while the phone is idling. That includes ~10% which goes to some music listening and calls. I'm then left with 70%. After cutting off the 10-15% at which I plug in the phone, I'm left with ~60% of actual battery for the SOT. That means ~2150mAh. The battery is simply too small to be capable of anything more.
If you watch hours of YouTube, yeah, the SOT will turn out better because you're barely touching the screen once in a while and the CPU does the bare minimum and nothing overheats or goes into seizure mode. And the longer you use it in a smaller time frame, the better the results. When you use it over a longer period of time, go from idle to active use, idle again, and so on, that's when things start to take shape, so to speak. Then the moment you start scrolling and loading and loading things on Reddit or TikTok for example, or you browse the web, switch between apps and so on, things also change. The CPU will jump from a range of frequencies and produce more heat. The battery will share some of that heat and thing will get hot relatively hot soon, especially if it's hot outside. That translates into even poorer battery performance cause the hotter it gets, the worse the active drain is. And also, the lower the percentage, the worse the drain is too, I have noticed since I got this piece of crap phone. But yeah, if outside it's hot AF, the phone will be hot too. Today here where I live it's 30C right now. Using this thing and doing nothing intensive on it still gets it hot. It's too small to dissipate heat properly. Those saying "not heat here" etc, it's not possible unless you live in a slightly colder climate.
Not to forget to mention, I debloated this thing, removing pretty much everything Samsung included and I left only their bare minimum BS. Did it solve anything? Yes and no. It's a small difference but definitely not as big as I was expecting. It mainly reduces the idle drain, but like I said, the difference is extremely minimal.
I used a Pixel 5 last year. It was a great little phone. The battery life was fantastic on that thing. It was basically the first phone I've ever had with such a great battery life. The I moved to an iPhone 13 Pro. The one was even better. I never had to worry about running out of battery. Then after getting bored with iOS, I preordered an S22. Did I even consider the battery life? Absolutely not.
In conclusion, if you keep trying to find a solution to the problem, you won't fix much. Thing might improve today but tomorrow you'll be disappointed again the cycle starts again the next day.
The 8 Gen 1 built on Samsung's 4nm architecture is absolutely rubbish. It's terrible in terms of efficiency and when you pair it with a tiny battery you get a Galaxy S22, the devil child sent on Earth to destroy your mental health.
So don't bother trying much. Just use the phone as is try to use it as is. Just have a power bank with you when you're away and you're fine. Otherwise you won't enjoy the phone one bit. I, for instance, got to a point where I took it out of the case and now I use it with just a screen protector and the rest completely unprotected. If I drop it and it gets smashed into a million pieces, I don't care. Cause this is the worst phone I've ever had In my life. It's hard to like.
dragos281993 said:
Mine is an SM-S9010. I rooted it and did some work on it. I turned off cores, underclocked it, turned off adaptive battery and so on. With all the things I tried, the SOT differs from charge to charge. I stopped even gaming altogether on it. I managed to get 30 more minutes out of it.
So the average SOT for me sits at 4h. I've got the Prime core and the last Middle core turned off, the Little cores underclocked to 1.5GHz and the rest to 1.9. The phone still overheats but the drain is slightly better.
Then there's the idle drain. The main culprit is Google's notorious Play Services crap with its services framework and all the other Google BS. I even installed a module to let it be optimized/dozed. It worked half the time. The other half the drain was even higher than before so it did worse than good. Now I've got Battery Guru installed and this thing monitors everything I need, plus it has a lot of stuff embedded in it, like the Quick Doze mod, power saver and Sensors Off with the screen off, etc. I've got the Powersaver on after the screen turns off and Data saver, and the idle drain sits at ~1%/hour. It goes at 0.7-1%/h, during the night unless the Play Services start spasming again, and they tend to do that a lot. And before having someone suggest a fix, please don't. I tried them all. They're just temporary solving the issue.
So yeah, there's no way in HELL someone can convince me they get 7-9h SOT cause that's just silly and exaggerated lying for a reason I don't understand.
In a 20h time frame the battery will lose 30% while the phone is idling. That includes ~10% which goes to some music listening and calls. I'm then left with 70%. After cutting off the 10-15% at which I plug in the phone, I'm left with ~60% of actual battery for the SOT. That means ~2150mAh. The battery is simply too small to be capable of anything more.
If you watch hours of YouTube, yeah, the SOT will turn out better because you're barely touching the screen once in a while and the CPU does the bare minimum and nothing overheats or goes into seizure mode. And the longer you use it in a smaller time frame, the better the results. When you use it over a longer period of time, go from idle to active use, idle again, and so on, that's when things start to take shape, so to speak. Then the moment you start scrolling and loading and loading things on Reddit or TikTok for example, or you browse the web, switch between apps and so on, things also change. The CPU will jump from a range of frequencies and produce more heat. The battery will share some of that heat and thing will get hot relatively hot soon, especially if it's hot outside. That translates into even poorer battery performance cause the hotter it gets, the worse the active drain is. And also, the lower the percentage, the worse the drain is too, I have noticed since I got this piece of crap phone. But yeah, if outside it's hot AF, the phone will be hot too. Today here where I live it's 30C right now. Using this thing and doing nothing intensive on it still gets it hot. It's too small to dissipate heat properly. Those saying "not heat here" etc, it's not possible unless you live in a slightly colder climate.
Not to forget to mention, I debloated this thing, removing pretty much everything Samsung included and I left only their bare minimum BS. Did it solve anything? Yes and no. It's a small difference but definitely not as big as I was expecting. It mainly reduces the idle drain, but like I said, the difference is extremely minimal.
I used a Pixel 5 last year. It was a great little phone. The battery life was fantastic on that thing. It was basically the first phone I've ever had with such a great battery life. The I moved to an iPhone 13 Pro. The one was even better. I never had to worry about running out of battery. Then after getting bored with iOS, I preordered an S22. Did I even consider the battery life? Absolutely not.
In conclusion, if you keep trying to find a solution to the problem, you won't fix much. Thing might improve today but tomorrow you'll be disappointed again the cycle starts again the next day.
The 8 Gen 1 built on Samsung's 4nm architecture is absolutely rubbish. It's terrible in terms of efficiency and when you pair it with a tiny battery you get a Galaxy S22, the devil child sent on Earth to destroy your mental health.
So don't bother trying much. Just use the phone as is try to use it as is. Just have a power bank with you when you're away and you're fine. Otherwise you won't enjoy the phone one bit. I, for instance, got to a point where I took it out of the case and now I use it with just a screen protector and the rest completely unprotected. If I drop it and it gets smashed into a million pieces, I don't care. Cause this is the worst phone I've ever had In my life. It's hard to like.
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Sorry to disappoint but I'm not being silly nor lying, I have absolutely no reason too i have nothing to prove or anyone to impress by talking s***, I'd be here doing the same if my battery was rubbish which it was to start with. I don't get any over heating, phone drains roughly 3% over night and barely get any google services wakelocks so you can believe what you want i really dont care what you think I'll chill here happily with a mint running s22 with plenty of sot
skinza said:
Sorry to disappoint but I'm not being silly nor lying, I have absolutely no reason too i have nothing to prove or anyone to impress by talking s***, I'd be here doing the same if my battery was rubbish which it was to start with. I don't get any over heating, phone drains roughly 3% over night and barely get any google services wakelocks so you can believe what you want i really dont care what you think I'll chill here happily with a mint running s22 with plenty of sot
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Click to collapse
It's fine. It's like a described it though. A continuous run of usage with with barely any stops or very short ones, will offer better stats. That's "very light" usage. Anyone complaining about battery life is doing a lot more on their phone just like me, the one who created this thread and the majority of S22 owners, with both variants of the phones.
Sorry if I offended you. You wouldn't be able to get the same SOT with our usage though, not even close, especially of you're 100% on cellular data.
dragos281993 said:
Mine is an SM-S9010. I rooted it and did some work on it. I turned off cores, underclocked it, turned off adaptive battery and so on. With all the things I tried, the SOT differs from charge to charge. I stopped even gaming altogether on it. I managed to get 30 more minutes out of it.
So the average SOT for me sits at 4h. I've got the Prime core and the last Middle core turned off, the Little cores underclocked to 1.5GHz and the rest to 1.9. The phone still overheats but the drain is slightly better.
Then there's the idle drain. The main culprit is Google's notorious Play Services crap with its services framework and all the other Google BS. I even installed a module to let it be optimized/dozed. It worked half the time. The other half the drain was even higher than before so it did worse than good. Now I've got Battery Guru installed and this thing monitors everything I need, plus it has a lot of stuff embedded in it, like the Quick Doze mod, power saver and Sensors Off with the screen off, etc. I've got the Powersaver on after the screen turns off and Data saver, and the idle drain sits at ~1%/hour. It goes at 0.7-1%/h, during the night unless the Play Services start spasming again, and they tend to do that a lot. And before having someone suggest a fix, please don't. I tried them all. They're just temporary solving the issue.
So yeah, there's no way in HELL someone can convince me they get 7-9h SOT cause that's just silly and exaggerated lying for a reason I don't understand.
In a 20h time frame the battery will lose 30% while the phone is idling. That includes ~10% which goes to some music listening and calls. I'm then left with 70%. After cutting off the 10-15% at which I plug in the phone, I'm left with ~60% of actual battery for the SOT. That means ~2150mAh. The battery is simply too small to be capable of anything more.
If you watch hours of YouTube, yeah, the SOT will turn out better because you're barely touching the screen once in a while and the CPU does the bare minimum and nothing overheats or goes into seizure mode. And the longer you use it in a smaller time frame, the better the results. When you use it over a longer period of time, go from idle to active use, idle again, and so on, that's when things start to take shape, so to speak. Then the moment you start scrolling and loading and loading things on Reddit or TikTok for example, or you browse the web, switch between apps and so on, things also change. The CPU will jump from a range of frequencies and produce more heat. The battery will share some of that heat and thing will get hot relatively hot soon, especially if it's hot outside. That translates into even poorer battery performance cause the hotter it gets, the worse the active drain is. And also, the lower the percentage, the worse the drain is too, I have noticed since I got this piece of crap phone. But yeah, if outside it's hot AF, the phone will be hot too. Today here where I live it's 30C right now. Using this thing and doing nothing intensive on it still gets it hot. It's too small to dissipate heat properly. Those saying "not heat here" etc, it's not possible unless you live in a slightly colder climate.
Not to forget to mention, I debloated this thing, removing pretty much everything Samsung included and I left only their bare minimum BS. Did it solve anything? Yes and no. It's a small difference but definitely not as big as I was expecting. It mainly reduces the idle drain, but like I said, the difference is extremely minimal.
I used a Pixel 5 last year. It was a great little phone. The battery life was fantastic on that thing. It was basically the first phone I've ever had with such a great battery life. The I moved to an iPhone 13 Pro. The one was even better. I never had to worry about running out of battery. Then after getting bored with iOS, I preordered an S22. Did I even consider the battery life? Absolutely not.
In conclusion, if you keep trying to find a solution to the problem, you won't fix much. Thing might improve today but tomorrow you'll be disappointed again the cycle starts again the next day.
The 8 Gen 1 built on Samsung's 4nm architecture is absolutely rubbish. It's terrible in terms of efficiency and when you pair it with a tiny battery you get a Galaxy S22, the devil child sent on Earth to destroy your mental health.
So don't bother trying much. Just use the phone as is try to use it as is. Just have a power bank with you when you're away and you're fine. Otherwise you won't enjoy the phone one bit. I, for instance, got to a point where I took it out of the case and now I use it with just a screen protector and the rest completely unprotected. If I drop it and it gets smashed into a million pieces, I don't care. Cause this is the worst phone I've ever had In my life. It's hard to like.
Click to expand...
Click to collapse
Thank you for this. Probably the most honest review about S22's battery. Like you I tried everything under the sun (except the rooting and underclocking). This phone is just disappointing. I could relate to every single line as I read through your post. Weirdly, I'm just happy to know that Im not the only one feeling this way about this "flagship" device.
I'm coming from a very old OnePlus6 which STILL works perfectly fine on a custom Android with close to 4-5 hours of SOT in a full days usage. I charge it only in the night, sometimes it even makes it through the night..
I thought S22 with a higher battery (and NEW) will at least give 6 hours SOT but man was I wrong!!
So initially I used Smart Switch, and I got a terrible SOT of 1-2.
I did factory reset and manually set up the phone and I got about 3 hours of SOT.
I went through the debloating process and now I'm 3-4 hours of SOT.. Still that is so horrible for a flagship!
Its such a let down honestly! I get a flagship and paid so much money and this is such a huge issue! And I hate the font size on the notifications/panel.. it is just not proportional to the overall system font size! And not to forget, the phones takes about 1-1.5 hours to charge. Such a pain when are used to the OnePlus DashCharge which blazes through. Fast Charge on Samsung is such a shame
S22 is seeming to be a mistake. I'm considering swapping this for a Oneplus 10 Pro OR an iPhone 13! You made a similar switch? Looking for advice on fixing this brick of a phone or recommendation on alternate device.
Maybe custom ROMs or Updates in the future will make S22 better?
Edit: I too have a SM-S9010
syedtahir16 said:
Thank you for this. Probably the most honest review about S22's battery. Like you I tried everything under the sun (except the rooting and underclocking). This phone is just disappointing. I could relate to every single line as I read through your post. Weirdly, I'm just happy to know that Im not the only one feeling this way about this "flagship" device.
I'm coming from a very old OnePlus6 which STILL works perfectly fine on a custom Android with close to 4-5 hours of SOT in a full days usage. I charge it only in the night, sometimes it even makes it through the night..
I thought S22 with a higher battery (and NEW) will at least give 6 hours SOT but man was I wrong!!
So initially I used Smart Switch, and I got a terrible SOT of 1-2.
I did factory reset and manually set up the phone and I got about 3 hours of SOT.
I went through the debloating process and now I'm 3-4 hours of SOT.. Still that is so horrible for a flagship!
Its such a let down honestly! I get a flagship and paid so much money and this is such a huge issue! And I hate the font size on the notifications/panel.. it is just not proportional to the overall system font size! And not to forget, the phones takes about 1-1.5 hours to charge. Such a pain when are used to the OnePlus DashCharge which blazes through. Fast Charge on Samsung is such a shame
S22 is seeming to be a mistake. I'm considering swapping this for a Oneplus 10 Pro OR an iPhone 13! You made a similar switch? Looking for advice on fixing this brick of a phone or recommendation on alternate device.
Maybe custom ROMs or Updates in the future will make S22 better?
Edit: I too have a SM-S9010
Click to expand...
Click to collapse
I doubt anything will improve things the way we want. Unless we see a complete revamp of how apps use the CPU, which is a deep optimization process, that should done by Google all the way to a system level, things simply cannot improve in such a drastic way. After doing some math, a 1% idle drain or 15-20% active drain is something relatively decent because it's based on the battery inside the phone. The real capacity of the 3700mAh is actually 3590. So it's even worse than it appears. We've got to accept in the end that Samsung ****ed up this year with the smaller phone, despite the sales numbers.
Anyway, I also had a OP6 which I really liked until the software went completely 180 and disappointed me with that insane redesign which went against everything OP started with.
Anyway, back to the S22. I'm not really bothered by the charging speed. However, considering the terrible battery life, a much quicker charging speed was rudimentary to compensate for the other thing. Samsung doesn't give a **** though. So long as business gets better.
The bottom line is, and I reached to this conclusion the hard way cause I can say that I lost a lot of money in market value in the past 3 years, is that in the Android world, if you want a flagship device with very good battery life, you've got to go big. Otherwise you'll be disappointed. On iOS, you can get that with the smaller phones. Choosing the bigger phone in that situation, will get you the best battery life on the entire phone market. Android needs more mAh to compensate for sudden idle drain, services that have seizures out of the blue and the regular active drain due to poor app optimization. The bigger the battery, the more mAh for those unexpected things to eat and the less you'll have to worry about the battery life, as long as it easily gets you through the day. But if you want to keep using a smaller phone, something that actually fits in your pocket, then I'm afraid only Apple can offer you the best. iOS is in a completely different league in terms of optimization. Not to mention how perfectly smooth everything in every corner is. That is the true definition of buttery smooth no matter the action you do and no matter the app you're using. On Android frame drops/stutters are a regular and no matter the phone I used, they've always been there, despite the claims. I guess I've got more sensitive eyes. Even so, on iOS, those frame drops are so rare, that you really get a truly delightful experience 99% of the times. Not to mention that the 120Hz experience on iOS is actually smoother than the 120Hz on Android, if that makes any sense. All the polish the OS receives is very noticeable on that 120Hz panel. The way the OS works is what you need to get used to, the restrictions and so on. If you can get past that, you're good to go.
So if you want to throw away the S22, thing that I wouldn't blame you for, a 13 Pro is what I'd suggest to you, if you wanna keep using a small phone but if you want the best of the best, go with the Max brick version.
I'm personally waiting for the 14 lineup and I'm most confident I'm gonna get the 14 Pro Max. I want to never worry about battery life. For me it's 2 big compromises I have to accept: iOS and the phone size.
dragos281993 said:
I doubt anything will improve things the way we want. Unless we see a complete revamp of how apps use the CPU, which is a deep optimization process, that should done by Google all the way to a system level, things simply cannot improve in such a drastic way. After doing some math, a 1% idle drain or 15-20% active drain is something relatively decent because it's based on the battery inside the phone. The real capacity of the 3700mAh is actually 3590. So it's even worse than it appears. We've gonna accept in the end that Samsung ****ed up this year with the smaller phone, despite the sales numbers.
Anyway, I also had a OP6 which I really liked until the software went completely 180 and disappointed me with that insane redesign which went against everything OP started with.
Anyway, back to the S22. I'm not really bothered by the charging speed. However, considering the terrible battery life, a much quicker charging speed was rudimentary to compensate for the other thing. Samsung doesn't give a **** though. So long as business gets better.
The bottom line is, and I reached to this conclusion the hard way cause I can say that I lost a lot of money in market value lost in the past 3 years, is that in the Android world, if you want a flagship device with very good battery life, you've got to go big. Otherwise you'll be disappointed. On iOS, you can get that with the smaller phones. Choosing the bigger phone in that situation, will get you the best battery life on the entire phone market. Android needs more mAh to compensate for sudden idle drain, services that have seizures out of the blue and the regular active drain due to poor app optimization. The bigger the battery, the more mAh for those unexpected things to eat and the less you'll have to worry about the battery life as long as it easily gets you through the day. But if you want to keep using a smaller phone, something that actually fits in your pocket, then I'm afraid only Apple can offer you the best. iOS is in a completely different league in terms of optimizations. Not to mention how perfectly smooth everything in every corner is. That is the true definition of buttery smooth no matter the action you do and no matter the app you're using. On Android frame drops/stutters are a regular and no matter the phone I used, they've always been there, despite the claims. I guess I've got more sensitive eyes. Even so, on iOS, those frame drops are so are, that you really get a delightful experience 99% of the times. Not to mention that the 120Hz experience on iOS is actually smoother than 120Hz on Android, if that makes any sense. All the polish the OS receives is very noticeable on that 120Hz panel. The way the OS works is what you need to get used to, the restrictions and so on. If you can get past that, you're good to go.
So if you want to throw away the S22, thing that I wouldn't blame you for, a 13 Pro is what I'd suggest to you, if you wanna keep using a small phone but if you want the best of the best, go with the Max brick version.
I'm personally waiting for the 14 lineup and I'm most confident I'm gonna get the 14 Pro Max. I want to never worry about battery life. For me it's 2 big compromises I have to accept: iOS and the phone size.
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Click to collapse
Well, I guess that's what I'm planning to do too. Wait for the next iPhone. Until then I'll keep charging my S22.. and who knows maybe some miracle update from samsung will fix its battery time!
syedtahir16 said:
Well, I guess that's what I'm planning to do too. Wait for the next iPhone. Until then I'll keep charging my S22.. and who knows maybe some miracle update from samsung will fix its battery time!
Click to expand...
Click to collapse
Ha Ha! I don't believe in miracles. A company that decides to address the issue by creating a mod or something to replace the back glass with something else that fits a bigger battery inside. That is a miracle to me
Thing is, the more you try to optimize this phone, the worse it gets
This is also the case for the adaptive battery that samsung has put on.
Sure you'll get good sot on any phone if you're locked in an app at low brightness for few hours that just scrolls through or plays videos.
But as soon as you start auto killing running apps and do multitasking with them after that, you'll barely get 2-3 hours sot.
Best I got from the exynos version on this was about 4.5 hours SOT with all settings I need enabled and gw4 conected to it.
But the average days (phone outside on higher brightness) are way below that. Using the doze mode when screen off, fingerprint disabled when screen is off, most of the bloatware /junk apps disabled or put in deep sleeping mode. (no root). I keep my phone at 85% and recharge when Im home/office whenever possible
Iphone really naied this down since the by just freezing the active proceeses for the standby adavantage.
The cpu doesnt really have to do anything when you relaunch them.
Im quite surprised android cannot do the same in 2022
Such a shame, this would've been the perfect compact phone if the software was done right on it.
But where is the $$$ for google/samsung for tracking everything you do ?
No matter what settings you try to disable, the phone constantly scans for gps/wifi/bluetooth devices (google's gms even claims this is for covid purposes in their TOS now)
Thank you everyone for the debate above. Understand that battery differs from one another, it seems that most people probably belongs to the side where the battery is insufficient to last through the day, or barely.
I love this phone so so much, and I got the Graphite model.
I hate to say goodbye, but I'll be going back to Pixel 5, and hoping S24, or whatever, will be a more optimized S22, keeping the compact phone size.
I use a snapdragon gen 1 s22. The battery is not terrible but also not great. An SOT of 3hrs for 3 days standby is what i get with max hz app installed, power saving on, debloated, sync on for two mailboxes. I get more SOT with less standyby time( if i watch youtube videos). I think its a nice balance for a compact phone. I had the pixel 6 before this but it was too heavy and big though the battery was slightly better.
Gymcode said:
Thank you everyone for the debate above. Understand that battery differs from one another, it seems that most people probably belongs to the side where the battery is insufficient to last through the day, or barely.
I love this phone so so much, and I got the Graphite model.
I hate to say goodbye, but I'll be going back to Pixel 5, and hoping S24, or whatever, will be a more optimized S22, keeping the compact phone size.
Click to expand...
Click to collapse
You can get a Pixel 5 in mint condition for extremely cheap. I also looked up one cause I'm really considering getting one.
dragos281993 said:
You can get a Pixel 5 in mint condition for extremely cheap. I also looked up one cause I'm really considering getting one.
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Click to collapse
Im a pixel fanboy. But recently with the bugs, poor call quality and the random battery drains i chose to move on. I hate the material you in android 12. Atleast i need an option to switch it off. I cant root as i need to use bank apps in my phone.
Here is a screen shot of my s22's battery usage for the past two days.
dragos281993 said:
You can get a Pixel 5 in mint condition for extremely cheap. I also looked up one cause I'm really considering getting one.
Click to expand...
Click to collapse
Yup I got one myself now. Only downside is the under display firing top speaker which makes the volume thin and muffled. Other than that, I'm very happy with the phone!
And for god-knows-what reason, Pixel 5 rocks a 4080 mAh battery. Wonder why tf S22 weighs heavier and unable to carry a bigger battery. Bells and whistles, but neglected this basic need of a phone
Gymcode said:
Yup I got one myself now. Only downside is the under display firing top speaker which makes the volume thin and muffled. Other than that, I'm very happy with the phone!
And for god-knows-what reason, Pixel 5 rocks a 4080 mAh battery. Wonder why tf S22 weighs heavier and unable to carry a bigger battery. Bells and whistles, but neglected this basic need of a phone
Click to expand...
Click to collapse
If im not wrong the pixel 5 is made of aluminum(sides and back) but the S22 is made of glass(back). Thats the reason for the weight difference.
Sman999 said:
If im not wrong the pixel 5 is made of aluminum(sides and back) but the S22 is made of glass(back). Thats the reason for the weight difference.
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Click to collapse
That is true. But SN8Gen1 is too much to handle for a reduced battery size. I'll go to Samsung shop to see how S22+ feels in the hand, as the battery size is bigger. But for now I'll stick with Pixel 5.

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