Display
44mm
368 by 448 pixels
977 sq mm display area
40mm
324 by 394 pixels
759 sq mm display area
Always-On Retina LTPO OLED display
1000 nits brightness
Features
GPS/GNSS
Compass
Always-on altimeter
Water resistant
Blood oxygen sensor
Electrical heart sensor
Third-generation optical heart sensor
International emergency calling5
Emergency SOS4
Accelerometer
Gyroscope
Ambient light sensor
Speaker
Microphone
Apple Pay
GymKit
Capacity 32GB
Ceramic and sapphire crystal back
