Redmi Watch 4

Dimensions

47.5mm x 41.1mm x 10.5mm

*Height, width and thickness dimensions exclude the strap and protrusions

31.5g (without inbox strap)

Frame

Aluminum alloy frame

Strap

Obsidian Black: TPU strap

size: 135mm ~ 205mm

Silver Gray: TPU strap

size: 135mm ~ 205mm

Sensors

Heart rate sensor (with blood oxygen sensor) | Accelerometer |

Gyroscope | Ambient light sensor | electronic compass

Satellite positioning systems

GPS  | Galileo  | Glonass  | BeiDou  | QZSS

Battery

Typical use time: 20 days

Capacity: 470mAh

Display

Ultra-large 1.97" Square AMOLED display

60Hz refresh rate

LTPS 5Hz

Brightness: Up to 600 nits

Specifications

Built-in GNSS: supported

Speaker: supported

Bluetooth call: supported

5ATM water resistance