Samsung Galaxy Watch4
Platform
| GPU | Mali-G68 |
| CPU | Dual-core 1.18 GHz Cortex-A55 |
| Chipset | Exynos W920 (5 nm) |
| OS | Android Wear OS, One UI Watch 3 |
Memory
| Internal | 16GB 1.5GB RAM |
| Card slot | No |
Display
Always-on display | |
| Protection | Corning Gorilla Glass DX+ |
| Resolution | 450 x 450 pixels (~321 ppi density) |
| Size | 1.4 inches |
| Type | Super AMOLED |
Body
MIL-STD-810G compliant* 50m water resistant (IP68) Compatible with standard 20mm straps ECG certified Blood pressure monitor Rotating bezel *does not guarantee ruggedness or use in extreme conditions | |
| SIM | eSIM |
| Build | Glass front (Gorilla Glass DX+), aluminum frame |
| Weight | 30.3 g (44mm), 25.9 g (40mm) (1.06 oz) |
| Dimensions | 44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in) |
Battery
| Charging | Qi wireless charging |
| Type | Li-Ion 361 mAh, non-removable |
Sound
| 3.5mm jack | No |
| Loudspeaker | Yes |
Features
Natural language commands and dictation Samsung Pay | |
| Sensors | Accelerometer, gyro, heart rate, barometer |
Misc
| Price | |
| Models | SM-R860, SM-R870 |
| Colors | Black, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition |
Comms
| USB | No |
| Radio | No |
| NFC | Yes |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Bluetooth | 5.0, A2DP, LE |
| WLAN | Wi-Fi 802.11 a/b/g/n, dual-band |
Camera
No |
Launch
| Status | Available. Released 2021, August 27 |
| Announced | 2021, August 11 |
Network
| Speed | HSPA 42.2/5.76 Mbps, LTE |
| 4G bands | 1, 3, 5, 7, 8, 20 |
| 3G bands | HSDPA 850 / 900 / 2100 |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| Technology |