iPhone 17 battery drains quickly with normal use

📱 @Apple I recently upgraded to the #iPhone17 and the battery drain issue is really disappointing. Even with normal use, the phone loses charge way too fast. For such a premium device, this shouldn’t be happening.




Please address this with a fix/update soon. 🔋⚡



[Re-Titled by Moderator]

Original Title: Battery Drain

iPhone 17, iOS 26

Posted on Sep 23, 2025 7:30 AM

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Question marked as Top-ranking reply

Posted on Oct 1, 2025 8:59 AM

shaili81 wrote:

Im experiencing the same issue I was about to return my iPhone.
I had iPhone 15 Plus I loved it because of its bigger screen It has 85% battery health even in this condition it was way much better than brand new iPhone 17.
what I should do now?
  • If you are not happy with your new phone, you should absolutely return it as long as you are within the 14 days.
  • As for the battery drain, review the previously provided link on what you should expect after updating. It does take at least 3-5 days to complete the spotlight indexing of files and also the object detection algorithms of your photo library. For very large photo libraries, it may take a little longer.
  • We have no idea what the rate of drain you are experiencing is. Post the screenshot of Settings > Battery, that show the green battery graph for the previous 24 hours and the top apps consuming the battery.
  • Have you tried a Force Restart? Force restart iPhone - Apple Support
  • Have you tried a Factory Reset without restoring from a backup to compare the drain without third party apps installed? You would want to make sure to have an archived backup with a computer to prevent your iCloud backup from being overwritten.


135 replies

Oct 8, 2025 4:48 AM in response to sehrish85

If you’re regretting the purchase, return the iPhone to point of purchase. But just know that when you transfer apps and data from an old iPhone to a new model, a lot of background activity will take place, possibly for a week or so. During that time you’ll notice heavy battery usage by many apps and iOS systems. This is normal and to be expected.

Oct 11, 2025 4:19 AM in response to larouche

larouche wrote:

Same issue battery goes from 100 to 0 at the speed of light for their latest phone thats a problem.


If you’re stating actual performance you have a defective battery. Please contact Apple Support.


You need to have Apple perform diagnostics on your iPhone. It can be done in person at an Apple Retail Store or at an Apple Authorized Service Provider. You can also contact Apple Support and request remote diagnostics.


If you’re in the US please call  1-800-MY-APPLE or outside the US, consult the support articles below. In Canada call 1-800-263-3394


Contact Apple for support and service - Apple Support


Genius Bar Reservation and Apple Support Options - Apple


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Oct 26, 2025 9:19 AM in response to shikhant128

Can someone tell me if the issue I am having with my iPhone 17 Pro is normal? Me and a family member got the same model when the phone launched and my usage is bare minimum. The day I got my phone I set the charging limit to 80%. I have the optimized battery charging turned on, adaptive power on, background refresh turned off for all apps. I don’t have any of the power draining settings turned on including always on display things. Now I can’t say the same for my other family member. The most disappointing thing I found out was my cycle count in the battery was 25 as of now and my family members is 15. Like how? Besides turning on all these settings and my usage is bare minimum compared to theirs how is this possible? And also even with no usage at nights by turning off WiFi and turning on low power mode I see a significant battery drain like let’s say it goes form 51% to 39% when I check morning and this issue frustrates me. Apple did a battery test through remote and they said there seems to be no issue in hardware but this issue is bothering me. What could be the reason?

Nov 11, 2025 12:56 AM in response to FromBGLR

FromBGLR wrote:

I’ve the exact same issue, battery drains quickly overnight by 10-15% I would charge 80% at night and in the morning it would be 70/65%.

Then you are going against all advice. 20% to 80% is a myth, and Apple pander to it, you don't need to.

  • Turn off charge limit
  • Turn on Optimised chargig
  • Charge all night every night so you start the day at 100%

Why limit to 80% as it has no benefit to your battery longevity, it just starts you off for the day with your battery where it should rightly be by 11am.

Dec 7, 2025 8:47 AM in response to S19_80H

S19_80H wrote:

I am very disappointed. I have traded my iPhone 15 Pro Max in which has had a ways better battery life than the iPhone 17 Pro Max. After Apple had promised an improved battery for the new iPhone 17.

It is not just Apple that says the battery life has improved with the iPhone 17, you can find many third party sites that have actually done controlled tests that not only compared it to previous iPhones, but also from other phone manufacturers. Here are just 2 examples.


Your issue is most likely due to the apps you have installed. Some have already been identified as poor performers and you likely would not even notice an app update that introduced a battery draining bug as the only indication is a little blue dot next to the app.


For further analysis you would need to post a screenshot of the green battery graph, along with the top apps consuming the battery at Settings > Battery. It is your choice what apps you want to use and Apple lets you know which ones are responsible for draining the battery so you can make an informed decision.

Dec 11, 2025 5:57 PM in response to syfdnt

There are two ways to extend battery life: Set an 80% limit, or charge overnight, every night with Optimized Charging enabled. The reason to use either one is leaving any LiIon battery at 100% charge for a period of time will cause faster degradation. That’s why electric vehicles say to charge no higher than 80% except in preparation for a long trip. This has nothing to do with how frequently you need to charge; it is about the long term life of the battery. Batteries lose some capacity each time they are discharged then charged; once the capacity drops below 80% operation will become erratic, and the battery should be replaced.


Here is the long answer: When to charge your iPhone or iPad | Communities

iPhone 17 battery drains quickly with normal use

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