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iPhone's 80% Charge Cap Barely Boosts Battery Life, Year-Long Test Reveals
A year-long test of Apple's 80% charge limit feature on the iPhone 15 Pro Max has revealed only marginal benefits to battery health. MacRumors editor Juli Clover reported her device maintained 94% battery capacity after 299 charge cycles, compared to 87-90% capacity for iPhones without the limit. Th...
A year-long test of Apple's 80% charge limit feature on the iPhone 15 Pro Max has revealed only marginal benefits to battery health. The opt-in setting, introduced with iPhone 15 models, aims to extend battery longevity by restricting maximum charge. While the test showed slightly better battery health retention, Clover questioned whether the trade-off in daily usability was worthwhile.
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