| 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 | — |
|---|
| Display | 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 | Largest display of any Apple Watch (LTPO3, wide-angle OLED, borders 24% thinner), 1Hz Always-On refresh |
|---|
| Case | 46 mm: titanium alloy front, ceramic rear; 43 mm: ceramic front and rear; titanium, ceramic or composite straps | Titanium (natural, black), 100% recycled titanium, 3D-printed |
|---|
| Battery | 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) | Up to 42 hours; up to 72 hours in Low Power Mode; 15 minutes of fast charging adds up to 12 hours |
|---|
| Durability | 5 ATM, IP69, free-dive rated to 40 m (EN13319) | — |
|---|
| Sensors | 12-channel optical heart rate (X-TAP), ECG, temperature, barometer, depth, accelerometer, gyroscope, compass, ambient light | — |
|---|
| Positioning | Dual-band GPS (L1+L5), GLONASS, BeiDou, Galileo, QZSS | — |
|---|
| Connectivity | eSIM cellular, Bluetooth 5.2, NFC, NearLink, Wi-Fi 2.4 + 5 GHz, speaker and microphone | 5G cellular, built-in two-way satellite communications, dual-frequency GPS |
|---|
| OS | Huawei watch software with the Huawei Health app; works with Android 9.0+ and iOS 13.0+ | watchOS 26 (requires iPhone 11 or later with iOS 26) |
|---|
| Colors | 46 mm: Space Edition, Silver, Brown; 43 mm: Ceramic Edition, White | — |
|---|
| Health Sensors | — | Optical heart sensor with hypertension notifications, sleep score, ECG, blood oxygen, sleep apnea notifications, water temperature |
|---|
| Water Resistance | — | WR100; Oceanic+ dive computer app |
|---|
