| Brand | Xiaomi |
| Model | Watch S1 |
| Release date | 28th December 2021 |
| Model Number | M2108W1 |
| Dial Colour | Silver |
| Dial Shape | Round |
| Strap Colour | Black Viton, Brown Leather, Blue Leather |
| Size | Regular |
| Touchscreen | Yes |
| Interchangeable Strap | Yes |
| Water Resistant | Yes |
| Water Resistance Depth | 5ATM |
| Dial Material | Stainless steel |
| Ideal For | Unisex |
| Width | 46.5 |
| Height | 46.5 |
| Thickness | 11 |
| Sensor | Heart rate sensor, SpO2 sensor, acceleration sensor, gyroscope, geomagnetic sensor, air pressure sensor, ambient light sensor |
| Compatible Device | Android, iPhone |
| Notification | Yes |
| Battery Type | Li-ion polymer |
| Battery Life | 12 days |
| Call Function | Yes |
| Bluetooth | Bluetooth |
| Bluetooth Version | v5.2 |
| Wi-Fi | Yes |
| GPS | Yes |
| Messaging Support | Yes |
| Call Features | Yes |
| Display Resolution | 466x466 |
| Display Size | 36mm |
| Display Type | AMOLED |
| Backlight Display | Yes |
| Step Count | Yes |
| Calorie Count | Yes |
| Heart Rate Monitor | Yes |
| Calendar | Yes |
| Alarm Clock | Yes |
| Chronograph | Yes |
| Date & Time Display | Yes |
| Language | Simplified Chinese |
| Number of Buttons | 2 |
| Other Fitness Features | 117 sports modes |
| Speaker | Yes |
| Microphone | Yes |
Xiaomi Watch S1
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