Wireless
Wi-Fi
Bluetooth 5.0
GPS/GNSS/GLONASS/BeiDou
Compass

Case
Midnight Aluminium Case

Sensors
Accelerometer
Up to 256 g-forces with Fall Detection and Crash Detection
High-dynamic-range gyroscope
Temperature sensing
Blood oxygen sensor and app
Electrical heart sensor and ECG app
Third-generation optical heart sensor

Buttons and Connectors
Digital Crown with haptic feedback

Processor
S8 SiP with 64-bit dual-core processor

Chip
W3 Apple wireless chip U1 chip (Ultra Wideband)