Question: how much does it cost to replace iphone 6s plus battery?
Answer: Ahead of that change, as noted by 9to5Mac, Apple has updated its battery page with the new rates that will begin on January 1st. In 2019, out-of-warranty battery swaps will cost: iPhone XS, XS Max, XR, X: $69. iPhone 8, 8 Plus, 7, 7 Plus, 6S, 6S Plus, 6, 6 Plus, SE: $49.