Samsung Galaxy Watch8 40mm Graphite SM-L320

Processor: Exynos W1000 (5-core, 1×Cortex-A78 1.5 GHz + 4×Cortex-A55 1.6 GHz)
Display: 1.3″ Super AMOLED, resolution 432×432 pixels, brightness up to 2000 nits, sapphire crystal
Memory: 2 GB RAM, 32 GB storage
OS: Wear OS 5 with One UI Watch 6
Battery: 300 mAh, up to 30 hours of battery life, WPC wireless charging
Protection: IP68, 5 ATM, MIL-STD-810H
Connectivity: Bluetooth 5.3, Wi-Fi, NFC, GPS
Sensors: accelerometer, gyroscope, barometer, skin temperature sensor, heart rate monitor, SpO₂, ECG
Functions: sleep tracking, stress monitoring, blood pressure, body composition analysis, sports modes
Dimensions & Weight: 40×40×9.8 mm; 28.8 g

Differences from Galaxy Watch 7: improved energy efficiency, brighter display, and expanded health functions
Comparison with Galaxy Watch 8 Classic: version without rotating bezel, lighter and more compact
Comparison with Galaxy Watch Ultra: much smaller and lighter, designed for everyday use rather than extreme conditions