Redmi
Redmi Watch 4
Technical specifications
Watch specifications
- Release year
- 2024
- Case dimensions excluding sensor
- 47.5 x 41.1 x 10.5 mm
- Weight without strap (g)
- 31.5
- Case and glass materials
- Aluminium
- Display type
- AMOLED
- Display size (inches)
- 1.97
- Resolution
- 390 x 450
- Operating system at launch
- Xiaomi HyperOS
- Phone compatibility
- Android 8.0+, iOS 12.0+
- Connectivity
- Bluetooth
- Navigation
- GPS, GLONASS, Galileo, BeiDou, QZSS
- Battery (mAh)
- 470
- Bluetooth version
- 5.3
- Wi-Fi
- No
- NFC
- No
- Charging
- Magnetic charging contacts
- Durability ratings
- 5 ATM
- Heart-rate sensor
- Yes
- Accelerometer
- Yes
- Gyroscope
- Yes
- Compass
- Yes
- Ambient light sensor
- Yes
- SpO2
- Yes
- Typical use, up to hours (Xiaomi estimate)
- 480
- Chip
- Model not listed in official specifications
- Built-in satellite positioning
- Yes