New since the original Canon 6D:
blue ball icon KenRockwell.com 26 MP, up from 20 MP.
blue ball icon KenRockwell.com 6.5 FPS, up from 4.5 FPS.
blue ball icon KenRockwell.com 45 AF points, up from 11.
blue ball icon shot 4:3, 1:1 square and 16:9 crop modes (even the 5D Mk IV doesn't have these!).
blue ball icon KenRockwell.com New, additional control button near the shutter button.
blue ball icon KenRockwell.com Flipping LCD.
blue ball icon KenRockwell.com Touch-screen LCD.
blue ball icon KenRockwell.com Bluetooth.
blue ball icon KenRockwell.com NFC.
blue ball icon KenRockwell.com GPS now has a Mode 2 option that turns off the GPS when the camera is off to save your battery. The original 6D left the GPS on all the time if you had it activated.