| Display | 1.6-inch AMOLED, 256 x 402 pixels, 16M colors; Samsung states it is 45% wider than the Galaxy Fit2 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 |
|---|
| Case | Aluminum body; 42.9 x 28.8 x 9.9 mm; 18.5 g (body); quick-release band button; gray, silver and pink gold | 46 mm: titanium alloy front, ceramic rear; 43 mm: ceramic front and rear; titanium, ceramic or composite straps |
|---|
| Battery | Up to 13 days typical use (208 mAh typical capacity, Samsung lab test with notifications and 30 minutes of workouts per day) | 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) |
|---|
| Health Sensors | Optical heart rate sensor, accelerometer, barometer, gyro sensor, light sensor; heart rate, stress, sleep tracking with snoring detection (via paired phone microphone) and overnight blood oxygen, Sleep Coaching | — |
|---|
| Sports | 100+ workout types; Fall Detection and Emergency SOS (press the side button five times) | — |
|---|
| Memory | 16 MB RAM, 256 MB storage | — |
|---|
| Connectivity | Bluetooth 5.3; sensor list does not include a GNSS receiver | eSIM cellular, Bluetooth 5.2, NFC, NearLink, Wi-Fi 2.4 + 5 GHz, speaker and microphone |
|---|
| Water Resistance | 5ATM and IP68 | — |
|---|
| OS | FreeRTOS; requires a paired Android 10 or later smartphone with at least 1.5GB memory and a Samsung account | Huawei watch software with the Huawei Health app; works with Android 9.0+ and iOS 13.0+ |
|---|
| 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 |
|---|
| 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 |
|---|
| Colors | — | 46 mm: Space Edition, Silver, Brown; 43 mm: Ceramic Edition, White |
|---|
