""Howley did miss the MicroSD slot, removable battery, and waterproofing that were jettisoned thanks to the redesign, but stopped short of calling any of those omissions deal breakers"
So, instead of having innovative features that differentiate its product from Apple's, Samsung decided instead simply to copy Apple.
So, the primary distinguishing factor between S6 and iPhone 6 is now the OS.
Why get an S6 over and iPhone? Because you like Android better....