Battery health

It’s been only 8 months I bought new iphone 13 and now my battery health is 94% . After every 2 days 1% drops which is making me worried please guide me is it normal or is there any problem?

iPhone 13, iOS 15

Posted on Jul 7, 2022 11:02 AM

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Question marked as Top-ranking reply

Posted on Jul 7, 2022 02:57 PM

nayab50 wrote:
Byt my sister’s phone’s battery health is still 100% although it’s been a year to her phone so should i worry about mine or is it normal?


It's not really something that compares well. I had an iPhone that was on 99% battery health **reading** for nearly a year, then dropped to 96% then 92% within a few months. The reading isn't a real time value. There are those whose capacity has likely dropped but don't update for a while.


Apple has access to battery health that's more "real time". When I had my battery replaced, they ran a diagnostic, and the battery health reading there was a good 3% less than what iOS Battery Health was stating.

4 replies
Question marked as Top-ranking reply

Jul 7, 2022 02:57 PM in response to nayab50

nayab50 wrote:
Byt my sister’s phone’s battery health is still 100% although it’s been a year to her phone so should i worry about mine or is it normal?


It's not really something that compares well. I had an iPhone that was on 99% battery health **reading** for nearly a year, then dropped to 96% then 92% within a few months. The reading isn't a real time value. There are those whose capacity has likely dropped but don't update for a while.


Apple has access to battery health that's more "real time". When I had my battery replaced, they ran a diagnostic, and the battery health reading there was a good 3% less than what iOS Battery Health was stating.

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