It now fits a wider range of hand sizes and includes rounded bumpers, a tactile dot pattern on triggers and bumpers, carefully sculpted grips and a new D-pad. The D-pad now has a slightly deeper dish for your thumb and the angles are tuned differently so that you can use the D-pad with minimal movement.
The controller is also designed for cross-compatability between Xbox Series X and Xbox One, plus PC, Android, and iOS. It will remember multiple devices so that switching is easy to do.
One interesting nod to modern times is the Share button. With it, gamers can easily grab screenshots or record videos to share with others.