| Case | Titanium, shock-resistant; 47 mm (47.4 x 47.1 x 10.7 mm, 61.5 g); Titanium Silver / Titanium Gray | 46 mm: titanium alloy front, ceramic rear; 43 mm: ceramic front and rear; titanium, ceramic or composite straps |
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| Display | 1.52-inch (38.5 mm) Super AMOLED, 498x498, sapphire crystal, full-color Always On Display, up to 5,000 nits (localized peak) | 46 mm: 1.5-inch LTPO 2.0 AMOLED, 466x466, 310 ppi; 43 mm: 1.38-inch LTPO 2.0 AMOLED, 466x466, 338 ppi; up to 3,500 nits peak (Huawei lab figure); spherical sapphire glass |
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| Chipset | Qualcomm Snapdragon Wear Elite (SDW6100, penta-core, 3nm) | — |
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| RAM | 2GB | — |
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| Storage | 64GB | — |
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| Battery | 800 mAh typical capacity (Samsung: 35% more than previous Ultra); no runtime figure published at launch; high-frequency fast wireless charging (WPC-based) | Up to 4.5 days typical (46 mm), up to 3 days with always-on display; 43 mm: up to 3 days typical, 2 days always-on; Battery saver mode up to 11 days light use (46 mm) or 7 days (43 mm); wireless charging (Huawei lab tests) |
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| Water Resistance | 10ATM+ / IP69K / MIL-STD-810H / EN13319 dive instrument certification; 100 m (ISO 22810) | — |
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| Sensors | Samsung BioActive Sensor (optical heart rate, ECG, BIA), temperature, accelerometer, barometer, gyro, geomagnetic, light | 12-channel optical heart rate (X-TAP), ECG, temperature, barometer, depth, accelerometer, gyroscope, compass, ambient light |
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| Connectivity | LTE, Bluetooth 6.0, Wi-Fi 2.4/5 GHz, NFC, L1+L5 dual-frequency GPS | eSIM cellular, Bluetooth 5.2, NFC, NearLink, Wi-Fi 2.4 + 5 GHz, speaker and microphone |
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| Health Features | Sleep Apnea, Vitals, Heart Health Score, Daily Cardio Load, Fitness Index, Hearing; Trail Run and Nutrition Alert hydration guidance | — |
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| OS | Wear OS 7 (One UI 9 Watch); requires Android 13+ phone with Google Mobile Services | Huawei watch software with the Huawei Health app; works with Android 9.0+ and iOS 13.0+ |
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| Size | — | 46 mm: 46.4 x 46.4 x 10.9 mm (Space Edition 11.4 mm), about 57 g (Space Edition 60 g), strap excluded; 43 mm: 43.5 x 43.5 x 10.2 mm, about 50 g |
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| Durability | — | 5 ATM, IP69, free-dive rated to 40 m (EN13319) |
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| Positioning | — | Dual-band GPS (L1+L5), GLONASS, BeiDou, Galileo, QZSS |
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| Colors | — | 46 mm: Space Edition, Silver, Brown; 43 mm: Ceramic Edition, White |
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