* Larger display with more screen area.

* Thinner and lighter design.

* Advanced health and fitness features.

* Faster charging.

* Heart rate and rhythm notifications.

* Cycle tracking.

* Sleep health measurements.

* Cellular connectivity for making calls and sending messages.

* Fitness and workout tracking.

* Safety features: Fall Detection, Crash Detection, and Emergency SOS.

* Water resistant, dust resistant, and scratch resistant.

* Environmentally friendly.

* Works with other Apple devices.

* Easy to personalize with various bands and watch faces.