Xiaomi Watch S4
- Screen 1.43 inch AMOLED
- Battery life up to 15 days in normal mode
- Water resistance 5 ATM
- Sensors Heart rate sensor (with blood oxygen sensor), accelerometer, gyroscope, geomagnetic sensor, barometer sensor, ambient light sensor
- Date October 2024
Specs
General
Physical size | 47.3 x 47.3 x 12mm |
Material | Aluminium alloy frame, stainless steel bezel, corning glass, interchangeable bezel |
Charging | USB |
Battery | 486 mAh |
Battery life | Typical usage up to 15 days, AOD usage - up to 5 days |
Water resistance | 5 ATM (down to depths of 50 metres) |
Weight | 44.5 grams (without strap) |
Display type | AMOLED |
Display size | 1.43 inch |
Display resolution | 466x 466 pixels, 326 PPI, up to 1500 nits |
Color options | Classic black and white body |
Sensors
Accelerometer | Yes |
Barometric altimeter | Yes |
Compass | Yes |
Galvanic skin response | No |
Geomagnetic | No |
Gyroscope | Yes |
Optical heart rate | Yes |
Electrical heart rate | No |
SpO2 | Yes |
Temperature | No |
GPS | Yes |
GALILEO | Yes |
GLONASS | Yes |
QZSS | Yes |
Beidou | Yes |
Ambient light sensor | Yes |
Vibration motor | Yes |
Microphone | Yes |
Speakers | Yes |
Health & activity tracking
Steps | Yes |
Distance | Yes |
Calories burned | Yes |
Sports tracking | Yes (117 sports modes) |
Floors | Yes |
Sleep | Yes |
Heart rate | Yes |
Stress | Yes |
Blood oxygen | Yes |
Respiration rate | No |
UV exposure | No |
Skin temperature | No |
Hydration level | No |
HRV | No |
ECG | No |
Calorie intake | No |
Blood pressure | No |
Glucose | No |
Daily smart features
Smartphone notifications | Yes |
Smartphone music control | Yes |
On-board music storage | Yes |
Connected pay | Yes |
Cellular | Optional |
Connectivity | Bluetooth 5.3, Wi-Fi 802.11 b/g/n |
Operating system | HyperOS 2.0 |
Disclaimer Note
You can write your own disclaimer from APS Settings -> General -> Disclaimer Note.