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Smartphone Battery Life May Be on the Decline Because Lithium Ion Batteries Can't Keep Up With New Technology - MacRumors
The Android World Continues to Hammer away at the iPhone XS Max's lower Battery Life than Huawei, Samsung & even OnePlus - Patently Apple
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The iPhone XS and Max do fine on the battery life test, but fall short of one Apple claim - PhoneArena
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Real-life test claims iPhone XS battery life isn't as good as Apple says, but it's better than rivals
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iPhone 12 Mini's Battery Life is One to Two Hours Shorter Than iPhone 12 When Comparing Video Playback - MacRumors
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8 Plus vs SE 2020 vs X vs XS / XS Max / 11 / 12 / 12 Pro Max / 13 Pro / 13 Pro Max Battery Test 2022 - YouTube
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iPhone 8 vs iPhone 8p vs iPhone X vs iPhone Xr vs iPhone Xs vs iPhone Xs Max Battery Life DRAIN TEST - YouTube
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