| Size | 46 mm: 45.8 x 45.8 x 10.7 mm, about 48 g (strap excluded); 41 mm: 41.3 x 41.3 x 9.5 mm, about 35 g | — |
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| Display | 46 mm: 1.43-inch AMOLED, 466x466, 326 ppi; 41 mm: 1.32-inch AMOLED, 466x466, 352 ppi | Super AMOLED with full-colour always-on display; 1.47-inch (44 mm) or 1.34-inch (40 mm, 46 mm Classic); sapphire crystal; up to 3,000 nits (Samsung claim) |
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| Case | Stainless steel front case, fiber-reinforced composite rear case; fluoroelastomer, composite leather, woven or Milanese straps depending on size | — |
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| Battery | Up to 14 days maximum, up to 9 days typical and up to 5 days with always-on display (46 mm); up to 7 days maximum, up to 5 days typical and up to 3 days with always-on display (41 mm); wireless charging (Huawei lab tests) | 435 mAh (44 mm), 325 mAh (40 mm), 445 mAh (Classic 46 mm) |
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| Durability | 5 ATM, IP69K | — |
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| Sensors | Optical heart rate, temperature, barometer, accelerometer, gyroscope, magnetometer, ambient light | — |
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| Positioning | Dual-band GNSS (L1 and L5) with GPS, GLONASS, Galileo, BeiDou and QZSS; Sunflower Positioning System | — |
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| Connectivity | Bluetooth 5.2 (BR and BLE), NFC, speaker and microphone for Bluetooth calls | LTE models, Bluetooth 5.3, Wi-Fi, NFC, L1+L5 dual-frequency GPS |
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| Health | Huawei TruSense system; emotional wellbeing app; cycle tracking; sleep breathing monitoring | Samsung BioActive Sensor, temperature sensor, Antioxidant Index, Bedtime Guidance, Vascular Load, Running Coach |
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| Sports | 100+ workout modes, running form analysis, route navigation, cycling computer mode | — |
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| OS | Works with Android 9.0+ and iOS 13.0+ via the Huawei Health app | Wear OS 6 with One UI 8 Watch; Gemini out of the box |
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| Colors | 46 mm: Black, Brown, Blue straps; 41 mm: Black, Blue, White, Brown, Gold straps | — |
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| Sizes | — | Watch8 in 40 mm and 44 mm (Graphite, Silver); Watch8 Classic in 46 mm (Black, White) |
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| Chipset | — | Exynos W1000 (5-core, 3 nm) |
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| Memory / Storage | — | 2 GB memory, 32 GB or 64 GB storage depending on model |
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| Body | — | 8.6 mm thick and 30-34 g (Watch8); 10.6 mm and 63.5 g (Classic); 5ATM + IP68 / MIL-STD-810H |
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