| key specs |
| Strap Colour | Black, Green, Yellow, Gold | Moon White, Space Black, Ocean Blue, Yellow, Green, Orange |
| Ideal For | Unisex | - |
| Display Size | - | 36mm |
| Dial Shape | - | Round |
| Display Type | - | AMOLED |
| general |
| Brand | Xiaomi | Xiaomi |
| Model | Mi Band 8 | Watch S1 Active |
| Release date | April 18, 2023 | March 15, 2022 |
| Model Number | M2239B1 | - |
| Dial Colour | Black | Black |
| Strap Colour | Black, Green, Yellow, Gold | Moon White, Space Black, Ocean Blue, Yellow, Green, Orange |
| Touchscreen | 1.62 | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | 5 ATM | Yes |
| Usage | Regular | - |
| Ideal For | Unisex | - |
| Dial Shape | - | Round |
| Size | - | Regular |
| Water Resistance Depth | - | 5ATM |
| dimensions |
| Width | 22.5 | 46.5 |
| Height | 48 | 47.3 |
| Thickness | 10.99 | 11 |
| Weight (g) | 27.00 | 36.30 |
| Diameter | - | 36 |
| product details |
| Sensor | optical heart rate and blood oxygen sensor, six-axis motion sensor | heart rate sensor, SpO2 sensor, sleep sensor, stress sensor, respiratory sensor |
| Battery Type | 190mAh | - |
| Battery Life | 16 days | 12 days |
| Charge Time | 1 hour | - |
| Rechargeable Battery | Yes | Yes |
| Compatible Device | - | Android, iOS |
| Notification | - | Yes |
| connectivity features |
| Call Function | No | - |
| Bluetooth | Yes | Bluetooth |
| Bluetooth Version | 5.1 | v5.2 |
| GPS | - | Yes |
| Messaging Support | - | Yes |
| Email Support | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | Simplified Chinese, Traditional Chinese, English | English |
| Other Fitness Features | - | 117 sports modes |
| Other Watch Functions | - | 200+ watch faces |
| camera and display features |
| Display Size | - | 36mm |
| Display Type | - | AMOLED |
| Backlight Display | - | Yes |
| audio and video features |
| Speaker | - | Yes |