The Galaxy Watch 8 comes in 40mm and 44mm, with sapphire crystal over a 3000-nit Super AMOLED screen. The Exynos W1000 runs it, with heart rate, SpO2, skin temperature and antioxidant index sensors.
Display Type: Super AMOLED, 3000 nits (peak)
Memory: 32 GB
Protection: Sapphire crystal
CPU: Penta Core
Chip: Exynos W1000 (3 nm)
Sensors: Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant index
Battery: Li-Ion 435 mAh
Size: 40mm / 44mm
Color: Dark Grey / Silver
Specifications
Display: 1.47 inches
Display panel: Super AMOLED, 3000 nits (peak)
Resolution: 480 x 480 pixels (~327 ppi density)
Screen protection: Sapphire crystal
Processor: Exynos W1000 (3 nm)
CPU: Penta-core
Graphics: Mali-G68
Memory and storage: 32GB 2GB RAM
Battery: Li-Ion 435 mAh
Charging: 10W wireless
Operating system: Android Wear OS 6, One UI 8 Watch
Network: GSM / HSPA / LTE
Wi-Fi: Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth: 5.3, A2DP, LE
NFC: Yes
Sensors: Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant index
Build: Glass front (Sapphire crystal), aluminum frame
Water resistance: MIL-STD-810H compliant*, IP68 dust tight and water resistant (immersible up to 50m/5ATM), ECG certified, Blood pressure monitor, Armor Aluminum 2, *does not guarantee ruggedness or use in extreme conditions
SIM: eSIM
Dimensions: 46 x 43.7 x 8.6 mm (1.81 x 1.72 x 0.34 in)
Weight: 34 g (44mm), 30 g (40mm) (1.06 oz)
Specifications are indicative and may vary by market.