| Brand | Samsung |
| Model | Galaxy Watch4 |
| Device Type | Smart Watch |
| Release Date | 27 August 2021 |
| Status | Available |
| Operating System | Android |
| OS Version | v4 |
| User Interface | One UI Watch 5 |
| Chipset | Exynos W920 |
| CPU | Dual-core 1.18 GHz Cortex-A55 |
| CPU Cores | 2 Cores |
| Fabrication | 5 nm |
| GPU | Mali-G68 |
| Display Type | Super AMOLED |
| Screen Size | 1.4 inches |
| Resolution | 450x450 pix |
| Pixel Density | 321 ppi |
| Screen Protection | Corning Gorilla Glass DX+ |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Features | Always-on display |
| Height | 44.4 mm |
| Width | 43.3 mm |
| Thickness | 9.8 mm |
| Weight | 30.3 grams |
| Build | Glass front (Gorilla Glass DX+), aluminum frame |
| Colors | Black, Green, Silver |
| Waterproof | 50m water resistant |
| IP Rating | IP68 |
| Text Message | Yes |
| Incoming Call | Yes |
| Alarm | Yes |
| Calendar Reminder | Yes |
| Timer | Yes |
| Weather | Yes |
| Battery type | Li-Ion (Lithium Ion) |
| Capacity | 361 mAh |
| Wireless Charging | Wireless (Qi) |
| Placement | Non-removable |
| Internal Storage | 16 GB |
| RAM | 1.5 GB |
| Network | 2G, 3G, 4G |
| SIM Slot | Single SIM, GSM+GSM |
| SIM Size | eSIM |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA, LTE |
| WLAN | Wi-Fi 802.11 a/b/g/n, dual-band |
| Bluetooth | v5.0 |
| GPS | GPS, GLONASS, GALILEO, BDS |
| NFC | Yes |
| Loudspeaker | Yes |
| Alert Types | Vibration, Ringtones |
| Made By | South Korea |
| Features | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
