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berkdmrc

macrumors newbie
Nov 28, 2022
10
10
I did notice my iPad Air 4th gen seemed to drain quickly. At first I thought it was my Pencil that was attached, but without pencil it also drains quickly. Don't use it much but when I need it after a week, it's annoying to find it completely drained from 100%.
Same thing for iPad Air 5.
 

RaphaZ

macrumors 6502
Dec 2, 2021
258
79
Hold on… because that’s abhorrent. Which version of the 11-inch iPad Pro? Because 100-5% on an iPad in one day sounds like a lot but it depends on usage; now, 4 hours of standby on an iPad should not drop 0% from any percentage, let alone 100% (which lasts a lot longer), and let alone the iPad dropping 2%! from 100% in merely 4 hours. That’s not good.

On my Air 5 on iPadOS 15, if it were to drop 100-98%, considering the 100-99% percentage point lasts 7 times the rest, it would be equivalent of a 2% drop… per hour! Needless to say, that’s not good.
Do you have any battery-hungry features turned on on System Definitions?
 

canabuc

macrumors newbie
Nov 5, 2014
18
6
Well, I own an iPad Pro M1 11 inch. And I have to admit I am not really seeing any standby issues on the most recent iPadOS.
I am currently on version 16.1.1.
I tend to use my iPad sporadically. I charged it fully while using it on Monday late afternoon. Because of this thread I went to pick it up now while it was sitting in my Magic Keyboard case since then, so we are talking about close to 40 hours time. And the reported battery remaining was at 96%.

that means it dropped a total of 4% in a little more than a day and a half this time. If one were to extrapolate, it would give me more than 30 days of standby time. I still think the M1 iPad Pro 11 inch is the best all-around value iPad .

If only it had the mini LED or OLED screen like the iPhone, or the current MacBook Pro, but other than that, I love everything about the form, factor size and weight.
 

FeliApple

macrumors 68040
Apr 8, 2015
3,684
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Well, I own an iPad Pro M1 11 inch. And I have to admit I am not really seeing any standby issues on the most recent iPadOS.
I am currently on version 16.1.1.
I tend to use my iPad sporadically. I charged it fully while using it on Monday late afternoon. Because of this thread I went to pick it up now while it was sitting in my Magic Keyboard case since then, so we are talking about close to 40 hours time. And the reported battery remaining was at 96%.

that means it dropped a total of 4% in a little more than a day and a half this time. If one were to extrapolate, it would give me more than 30 days of standby time. I still think the M1 iPad Pro 11 inch is the best all-around value iPad .

If only it had the mini LED or OLED screen like the iPhone, or the current MacBook Pro, but other than that, I love everything about the form, factor size and weight.
Note, however, that the 100-99% drop takes about 7 times more than the rest of the percentage points. It would be equal to around 10% in... what, 40 hours? It’s about 4 hours per percentage point, or 6% per day, like other comments reported. Not great for an iPad, just like most of the comments report here. That matches my Air 5 numbers too. It should be far better, for all of us.
 
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spiderman0616

Suspended
Aug 1, 2010
5,670
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If you want that standby time back, buy an old less powerful iPad running an old version of iOS, not iPadOS; and have its battery replaced.
That's pretty much the long and short of it until battery tech improves or the iPad's design changes to accommodate the kind of power storage Macs have.
 
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sunapple

macrumors 68030
Jul 16, 2013
2,841
5,482
The Netherlands
iPad Air 4, charged it to 100% on Tuesday. Now two days later lost 18%. I didn’t touch it. Connected to WiFi nothing else seemed to have happened.

Strange you can’t see battery health like on iPhone btw.
 

MacCheetah3

macrumors 68020
Nov 14, 2003
2,285
1,223
Central MN

FeliApple

macrumors 68040
Apr 8, 2015
3,684
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In the OP example/instance, the slimmer design (which is overall the industry direction, especially with Apple), forces ~34% battery (design) capacity decrease.


Interestingly, while the battery size difference is significant and I am sure that it plays a part, I’m more inclined to blame iOS as a culprit with 99% of that culpability: the iPad Mini 1 is amazing on standby on iOS 9, my iPhone 6s on iOS 10 with a 1080 mAh capacity remaining is amazing on standby, while my iPhone Xʀ running iOS 12 with nearly three times the 6s’ capacity and my Air 5 which has twice the Mini 1’s capacity (but runs iPadOS 15 instead of iOS 9) both pale in comparison.

Like I said earlier, the fact that it affects every device, regardless of capacity, and on their original iOS versions (so the fact that the device runs the iOS version which was designed for it isn’t a factor; furthermore, older, fully updated devices like the Mini 1 are still amazing) is, in my view, a clear reason to solely blame newer iOS versions.

Unfortunately, and I repeat this because I think it is the worst aspect of the issue, the fact it happens with every setting combination and on every device would signal that unless Apple fixes the issue themselves, it is unsolvable on our end.
 

phillytim

macrumors 68000
Aug 12, 2011
1,784
1,272
Philadelphia, PA
Just putting this out there - we also cannot discount the effects that poor WiFi (or even cellular) has on our devices.

Devices can drain battery faster, if they are struggling for a decent signal.

Sorry if this has been said previously, but I'm a techie and I know that many homes may have poor WiFi reception - mostly due to the expectation that their carrier-provided router/wifi is expected to blast fast signal throughout their whole house (many times this is an unrealistic expectation, depending on the size of ones house or placement of the router).
 
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FeliApple

macrumors 68040
Apr 8, 2015
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Just putting this out there - we also cannot discount the effects that poor WiFi (or even cellular) has on our devices.

Devices can drain battery faster, if they are struggling for a decent signal.

Sorry if this has been said previously, but I'm a techie and I know that many homes may have poor WiFi reception - mostly due to the expectation that their carrier-provided router/wifi is expected to blast fast signal throughout their whole house (many times this is an unrealistic expectation, depending on the size of ones house or placement of the router).
I wish it were a connectivity issue. It is far worse on Airplane Mode with everything off, too.
 

RaphaZ

macrumors 6502
Dec 2, 2021
258
79
Just putting this out there - we also cannot discount the effects that poor WiFi (or even cellular) has on our devices.

Devices can drain battery faster, if they are struggling for a decent signal.

Sorry if this has been said previously, but I'm a techie and I know that many homes may have poor WiFi reception - mostly due to the expectation that their carrier-provided router/wifi is expected to blast fast signal throughout their whole house (many times this is an unrealistic expectation, depending on the size of ones house or placement of the router).
Interesting. I will definitively look at that.
 

spiderman0616

Suspended
Aug 1, 2010
5,670
7,499
Just putting this out there - we also cannot discount the effects that poor WiFi (or even cellular) has on our devices.

Devices can drain battery faster, if they are struggling for a decent signal.

Sorry if this has been said previously, but I'm a techie and I know that many homes may have poor WiFi reception - mostly due to the expectation that their carrier-provided router/wifi is expected to blast fast signal throughout their whole house (many times this is an unrealistic expectation, depending on the size of ones house or placement of the router).
That's unfortunately never been something I could blame it on after some quick testing. My AirPort Extreme+AirPort Express as an extender always worked optimally for my iPads back in the old days, and where we live now I have set up a Linksys Velop mesh network AND am lucky enough to be living in an area with great 5G/5GUW coverage.

I think the issue has been home network adjacent though. When iCloud was launched, Steve Jobs pitched it as taking the place of the Mac as far as being the center of the ecosystem. That's definitely what it's become over the years, and the amount of files and tasks that are syncing through it are growing and growing. Thus, when you kill every app on your iPad and turn off all connectivity to iCloud, your battery barely drains at all in standby.

Still takes me back to my main point though--the battery capacity in the current iPad design language has fallen a bit behind what we're demanding out of iPads these days.
 

BigMcGuire

Cancelled
Jan 10, 2012
9,832
14,032
For me to get good standby on the Air 5, Mini 6, and the iPad Pro 11 M2 that I had - I had to turn off notifications, background app processing for quite a few of the apps I use regularly on my Mac/iPhone, and I had a shortcut automation that turned on lower power mode at night until the morning.

I also use Apple's case, keep the iPad closed, and face down when not in use. This seems to help the standby battery usage significantly.

Doing this seemed to help me with my standby life. But most people are going to leave default settings and it really drains with that.

Also keep in mind - I'm noticing that both iPads/iPhones need a few days to settle down once you get them. I usually leave them plugged in for the first few days. My new 14 Pro is still chugging away on photo stuff a week later when on power.
 

Yebubbleman

macrumors 603
May 20, 2010
6,024
2,616
Los Angeles, CA
Happy New Year, everyone. Long time lurker shaking off some dust!

I know we talk a lot about batteries; however, I have some questions about what I'm gonna call "The iPad falloff."

I've had an iPad 4th Generation for literally a decade now. I don't use it as my daily driver anymore, but it still gets some use as a music streamer, remote and alarm clock. The battery even after a decade is still holding up really well. The standby time is legendary. I charge it around once a month. When I made the upgrade to an iPad Air 4, I was expecting to be blown away, but alas, I am not.

iPad 4 drains around 1% per day.
iPad Air 4 drains around 1% every couple of hours.

So every time I read battery threads, the automatic thing people say is "turn this off, turn that off" and it shouldn't be that way. I haven't turned anything off on my iPad 4 since 2012. (Wifi is always on, email fetch is on, Bluetooth is on, Hell even background refresh is on.) Battery life isso damn good, I didn't have to turn anything off. Even the generational jumps from iOS 6 to iOS 10.3.4, just amazing.

The next argument is "iOS 10 is ancient, iPad OS 14-15 has way more features" This is a gray area depending on how you perceive ancient. There's still some decent support for app updates. iOS 10 itself was no slouch. There was way more going on in iOS 10 versus iOS 6, yet... battery hasn't taken a hit, like at all. Let's not pretend that iOS 10 doesn't have some of the same core features as iPad OS 15.

Moving on to the iPad Air 4. My expectation was really high, and after my first night with it, I was confused. A 5% drop overnight is a lot compared to a 1% drop for an entire day. I always update to the latest OS whenever possible, especially for a new device, so I chalked it up to extra background processes because of the update. I wait a week. Same thing.


The next argument is "The A 14 Bionic is way more powerful than the A6X". True, but after a decade, shouldn't power optimization gains play a role as well? A 14 Bionic has a 4 x 4 (Power x Efficiency cores) the A6X just has two cores. No fancy Firestorm or Icestorm magic.
I guess my expectations on those Icestorm cores were way too high.

Then comes iPad OS 15. Low Power Mode. First time ever on an iPad. So a newer iPad + newer OS + Low Power Mode can surely beat out a decade old iPad with none of this stuff, right? Low Power Mode took drain from 5% down to 3% with the same settings as my 4th gen.

Not bad, but spending the amount of money I did, I was expecting so much more.

The next group of people are the "just charge it" crowds. The whole point of this thread is I barely ever had to charge it in the past. lol.
Now I have to do it once a week, roughly. That's terrible for an "iPad", especially considering it's just sitting in standby most of the time.
And it's only gonna get worse as the device ages.

I will say, on screen time is decent. For people like me who like to hold on to devices as long as possible, standby is even more important. The better the standby, the less I have to charge, which equates to less wear on battery, which equates to a device I don't have to replace for the next decade to come.

Gonna close the post with these questions. "What the F happened?" What is going on in iPad OS behind the scenes that just killed off the former standby behemoth?

I own a Wi-Fi model of Fourth Generation iPad Air and I don't notice it being particularly lame when it comes to battery life.

That said, I know that battery life has long been a complaint of other Fourth Generation iPad Air owners/users. I've heard that the current (Fifth Generation) iPad Air has it a little worse in this regard. But you're literally taking the number of cores from A14 Bionic and doubling them. Incidentally, A14 Bionic wasn't the most battery-efficient of Apple's recent SoCs (those same cores were groundbreaking when put into M1 to go into MacBook Airs and 13-inch MacBook Pros, but not so much on the iPhone 14, iPhone 14 Pro, and Fourth Generation iPad Air).


Same thing for iPad Air 5.
Worse, from what I've heard.
 

soulreaver99

macrumors 68040
Aug 15, 2010
3,709
6,419
Southern California
It went from being a legend to being a myth.

At first I thought it was because I had the cellular on, but even when I turn it off, it still drains pretty fast. My M1 MacBook Pro 14-inch seems to have better standby time. Both of them are in the same room, where the main router is. I’m thinking the problem could be iPad OS?
 

Digitalguy

macrumors 601
Apr 15, 2019
4,643
4,469
I own a Wi-Fi model of Fourth Generation iPad Air and I don't notice it being particularly lame when it comes to battery life.

That said, I know that battery life has long been a complaint of other Fourth Generation iPad Air owners/users. I've heard that the current (Fifth Generation) iPad Air has it a little worse in this regard. But you're literally taking the number of cores from A14 Bionic and doubling them. Incidentally, A14 Bionic wasn't the most battery-efficient of Apple's recent SoCs (those same cores were groundbreaking when put into M1 to go into MacBook Airs and 13-inch MacBook Pros, but not so much on the iPhone 14, iPhone 14 Pro, and Fourth Generation iPad Air).



Worse, from what I've heard.
In this thread the issue is not so much battery life, but stand-by time (drain while the iPad is not in use). The number of cores makes no difference for that (and it mostly makes little difference for basic use, since iPadOS still often relies on single core). Stanby time has significantly worsend in all all iPads after IOS 10 and even more with iPadOS.
But id someone does use the iPad continously during the day, and charges at night, the impact of standby drain can be pretty minor in terms of battery life.
 
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PauloSera

Suspended
Oct 12, 2022
908
1,393
Does it really need to be explained to you that iPad today is doing infinitely more than iPad was doing 10 years ago? That is packed with an exponentially more powerful chip? That battery technology has hardly advanced at all in the same timeframe? I mean, really?
 

The_Smarti

macrumors member
Jan 27, 2019
98
37
France
My iPad lost 7/8% per day while connected to iCloud and since I have removed it, it's now 3/4%.
 
Last edited:

Digitalguy

macrumors 601
Apr 15, 2019
4,643
4,469
Does it really need to be explained to you that iPad today is doing infinitely more than iPad was doing 10 years ago? That is packed with an exponentially more powerful chip? That battery technology has hardly advanced at all in the same timeframe? I mean, really?
The "exponentially more powerful chip" does not make a difference for battery life (and even less for standby time) as this power is more than offset by an "exponentially more efficient chip". (A much more sophisticated) software, not hardware, is what is impacting standby time.
 

FeliApple

macrumors 68040
Apr 8, 2015
3,684
2,088
The "exponentially more powerful chip" does not make a difference for battery life (and even less for standby time) as this power is more than offset by an "exponentially more efficient chip". (A much more sophisticated) software, not hardware, is what is impacting standby time.
Also, screen-on time isn’t poor. Poor optimisation in every regard also destroys screen-on time (this is easily shown by screen-on time results of heavily updated iPhones and iPads, like A9-enabled devices). This time, new devices on original versions of iOS are affected, too.

It’s not a matter of battery technology, imo, it’s lack of optimisation for standby battery life. Apple may consider standby time good enough. It isn’t. It is a gigantic regression from iOS 10 standards, while screen-on time has only gotten better. With light use, my Air 5 is the best iPad I’ve ever used regarding screen-on time, achieving north of 25 hours.

This applies to iPhones too: how is it possible that my iPhone Xʀ running iOS 12 is awful in standby, when a 7-year-old iPhone 6s running iOS 10 with a third of the battery capacity is infinitely better? Original iOS version for both, the Xʀ currently has three times the battery capacity of the 6s, and standby time is infinitely better on the 6s. My iPhone 5c on iOS 10 is even better (32-bit devices were even better, fully updated too!), and that is unacceptable, simply because the regression has been too steep. My Xʀ sometimes loses like 6% overnight, my iPad Air 5 seems a little better, but it still loses 3%. In terms of screen-on time, the difference is massive: 6% on the Xʀ is equivalent to like an hour of screen-on time with light use. For that to be equivalent, my 6s on iOS 10 would need to lose a whopping 12% overnight, more or less. Of course, that never happens.

You don’t need to go ten years back. On iPads, in my experience, standby time broke on iPadOS 13; on iPhones, on iOS 12. The 2018 and 2019 releases.
 

boogiedout

macrumors member
Nov 6, 2014
95
32
Hi, I’ve gotten a new iPad Air 5 just last week. im worried about battery life too! I’ve had an ipad since the original and i have to say the battery life on this most recent model is the worst. All day battery life? I’ve been on a zoom meeting for the past 2 hours, some light browsing for an hour before that and I've gone from 100% to 20% already??? Does that sound normal? I do have a Bluetooth keyboard case attached if that would make a big difference I dont know
 
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