| Brand | Xiaomi |
| Model | Xiaomi Watch S3 |
| Product Type | Smart Watch |
| Display Technology | 1.43-inch AMOLED Display |
| Display Resolution | 466 × 466, 326PPI |
| Strap Material | Fluororubber |
| Adjustable Strap Length | 140–210mm |
| Wireless Connectivity | Bluetooth 5.2 |
| Sensors | Heart rate sensor (with blood oxygen sensor), accelerometer, gyroscope, electronic compass, barometer sensor, ambient light sensor, and hall sensor |
| Positioning | BeiDou, GPS, GLONASS, Galileo, QZSS |
| Operating system | Android 8.0 or iOS 12.0 and above |
| Operating Temperature | -10°C–45°C |
| Battery Capacity | 486mAh |
| Dimension | 47mm × 47mm × 12mm |
| Weight | 44g |
