English 
Eesti 
Suomi 
Lietuvių 
Latviski 
Samsung Galaxy Watch 4 R870 44mm BT Black
Body
| Dimensions | 44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in) |
|---|---|
| Weight | 30.3 g (44mm), 25.9 g (40mm) (1.06 oz) |
| Build | Glass front (Gorilla Glass DX+), aluminum frame |
| SIM | eSIM MIL-STD-810G compliant* 50m water resistant (IP68) Compatible with standard 20mm straps ECG certified Blood pressure monitor *does not guarantee ruggedness or use in extreme conditions |
Display
| Type | Super AMOLED |
|---|---|
| Size | 1.4 inches |
| Resolution | 450 x 450 pixels (~321 ppi density) |
| Protection | Corning Gorilla Glass DX+ Always-on display |
Platform
| OS | Android Wear OS, One UI Watch 3 |
|---|---|
| Chipset | Exynos W920 (5 nm) |
| CPU | Dual-core 1.18 GHz Cortex-A55 |
| GPU | Mali-G68 |
Memory
| Card Slot | No |
|---|---|
| Internal | 16GB 1.5GB RAM |
Sound
| Loudspeaker | Yes |
|---|---|
| 3.5mm Jack | No |
Comms
| WLAN | Wi-Fi 802.11 a/b/g/n, dual-band |
|---|---|
| Bluetooth | 5.0, A2DP, LE |
| Positioning | GPS, GLONASS, GALILEO, BDS |
| NFC | Yes |
| Radio | No |
| USB | No |
Features
| Sensors | Accelerometer, gyro, heart rate, barometer Natural language commands and dictation Samsung Pay |
|---|
Battery
| Type | Li-Ion 361 mAh, non-removable |
|---|---|
| Charging | Wireless (Qi) |
