Display: 1.4" Super AMOLED, 450 x 450 resolution, Corning Gorilla Glass DX+
Processor: Exynos W920 dual-core 1.18GHz
Operating System: Wear OS powered by Samsung
Memory: 1.5GB RAM, 16GB internal storage
Connectivity: Bluetooth 5.0, Wi-Fi 802.11 a/b/g/n (2.4GHz & 5GHz), NFC, GPS/Glonass/Beidou/Galileo
Sensors: Heart rate monitor, ECG, SpO₂, Bioelectrical Impedance Analysis (BIA), accelerometer, gyroscope, barometer, geomagnetic sensor, light sensor
Battery: 361mAh, wireless charging support
Durability: 5ATM water resistance, IP68 rating, MIL-STD-810G compliance
Dimensions: 44.4 x 43.3 x 9.8 mm
Weight: 30.3 g (without strap)
Strap: 20mm interchangeable