Waterproofing could perhaps be the main feature, the 6S being the last one who didn’t get it. I also wonder if they increased screen durability, with all the sh

Waterproofing could perhaps be the main feature, the 6S being the last one who didn’t get it. I also wonder if they increased screen durability, with all the shots of phones getting into purses against keys etc. Also I feel the camera is getting slower as time goes by, and I already replaced the battery.