Dimensions: 44 x 38 x 10.7 mm
Weight: 36.5 g
Display: Retina LTPO OLED capacitive touchscreen, 1000 nits (peak), 368 x 448 pixels resolution
Size: 1.78 inches, 10.0 cm2 (~60.6% screen-to-body ratio)
Operating System: watchOS 8.0
Chipset: Apple S6
CPU: Dual-core
GPU: PowerVR
Storage: 32GB internal storage
RAM: 1GB
Sensors: Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass, SpO2, VO2max
Battery: Li-Ion, non-removable
Charging: Magnetic charging cable
Connectivity: Wi-Fi 802.11 b/g/n, dual-band, Bluetooth 5.0, GPS, NFC
Colors: Silver, Gold, Space Gray
Other features: Water-resistant (up to 50m), Siri natural language commands and dictation, Photo viewer, Voice memo/dial, Scratch-resistant glass, Ceramic and sapphire crystal back panel