Compass
Always-on altimeter
Water resistant
Certified IP6X dust resistant2
Blood oxygen sensor
Electrical heart sensor
Third-generation optical heart sensor
International emergency calling6
Emergency SOS1
International roaming7
High-g accelerometer
Up to 256 g-forces with Fall Detection and Crash Detection
High dynamic range gyroscope
Ambient light sensor
Water temperature sensor
Dive ready to 40m / 130 ft.
Dual speakers
Three-microphone array with beamforming and wind noise mitigation
Apple Pay
GymKit
Capacity 32GB