It can be easily removed and a new one installed, which increases maintainability.
Engineers also noted the changed induction coil. In their opinion, the smartphone should be charged wirelessly faster, and less warm up. Wow!
6 points out of 10. The most painful place on the gadget is in the front and rear windows. They break twice easier when disassembling. Due to the updated waterproofing, some types of repairs are more difficult to carry out. [iFixit]