Apple Doubles Expected Battery Lifespan of iPhone 15

Apple has announced an update to the expected battery lifespan of its iPhone 15 models.

In a support document published today, the company now says the iPhone 15 models will retain 80% of their original capacity at 1000 complete charge cycles. That's double the previous estimate of 80% capacity at 500 charge cycles.

Batteries of iPhone 14 models and earlier are designed to retain 80 percent of their original capacity at 500 complete charge cycles under ideal conditions.* Batteries of iPhone 15 models are designed to retain 80 percent of their original capacity at 1000 complete charge cycles under ideal conditions.* With all models, the exact capacity percentage depends on how the devices are regularly used and charged.


Apple also revealed that starting with iOS 17.4, users will be able to see their battery's date of manufacture, date of first use, cycle count, and if a replacement is recommended.

With iPhone 15 models with iOS 17.4 and later, you can see your battery health, when your battery was manufactured, when it was first used, the cycle count, and if a battery replacement is recommended. Go to Settings > Battery > Battery Health.

Depending on the battery state and the tasks that your iPhone is handling, an battery aging might cause longer app launch times, lower frame rates, reduced wireless-data throughput, backlight dimming, or lower speaker volume.

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