iPhone Extreme Battery Life Drain Test in 2021 After iOS 14.8, So in this video I am about to do iPhone 7 plus vs 8 plus vs iPhone x vs iPhone XS vs iPhone XS Max vs iPhone XR vs iPhone 11 vs iPhone 11 pro vs iPhone 11 pro max vs iPhone 12 vs iPhone 12 pro max Battery life drain test after iOS 15 in 2021, as all of them have got latest updates and I have also showed you batteries health of all of them so lets see which one of them is gonna win this extreme battery test.
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