Size 44mm
GPS/GNSS
Compass
Always-on altimeter
Water resistant 50 meters
Second-generation optical heart sensor
International Emergency Calling
Emergency SOS
Accelerometer up to 32 g-forces with Fall Detection
Gyroscope
Ambient light sensor
Speaker 50 per cent louder
Microphone (enables Noise app)
Apple Pay
GymKit
Capacity 32GB
Ceramic and sapphire crystal back
44mm (368x448 pixels, 977 sq mm display area)
Retina LTPO OLED display (1,000 nits brightness)
S5 SiP with 64-bit dual-core processor up to 2x faster than S3
W3 Apple wireless chip
Wi-Fi 802.11b/g/n 2.4GHz
Bluetooth 5.0
Built-in rechargeable lithium-ion battery up to 18 hours
Magnetic charging cable USB-C