Network
Technology: LTE and UMTS (GPS + Cellular)
Launch
Released: 2019
Body
Dimensions: 40 x 34 x 10.74 mm (40mm), 44 x 38 x 10.74 mm (44mm)
Weight: 30.8 g (40mm), 36.5 g (44mm)
Build: Recycled aluminium case, ceramic and sapphire crystal back
Durability: Water resistant 50 m (ISO 22810:2010)
Display
Type: Always-On Retina LTPO OLED, Force Touch, 1,000 nits
Resolution: 324 x 394 pixels (40mm), 368 x 448 pixels (44mm)
Display area: 759 sq mm (40mm), 977 sq mm (44mm)
Platform
OS: watchOS 6 at launch, supports up to watchOS 10.6.1
Chipset: Apple S5 with 64-bit dual-core processor, Apple W3 wireless chip
Memory
Internal: 32GB
Comms
WLAN: Wi-Fi 802.11b/g/n, 2.4GHz
Bluetooth: 5.0
Positioning: GPS, GLONASS, Galileo, QZSS
Payments: Apple Pay
Features
Sensors: Electrical heart sensor, second-generation optical heart sensor, barometric altimeter, compass, accelerometer (up to 32 g-forces), gyroscope, ambient light sensor
Safety: Emergency SOS, Fall Detection, international emergency calling
Battery
Life: Up to 18 hours
Charging: Magnetic charging cable
Misc
Colours: Silver, Space Grey, Gold
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