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Xiaomi Mi Smart Band 4 – CN Version
Xiaomi Mi Smart Band 4 – China Version
*Note – Warranty is not covered to the accessories (strap and Charger)
*Note – Battery is not covered under warranty
*Note – Color is subject to stock availability.
Step up, live more
Full colour display and heart rate monitor
Your transformation begins now.
Full colour AMOLED
View call, text, and
Water resistant up to 50m*；
Up to 20 days
A single charge lasts
up to 20 days.
24/7 heart rate
and sleep tracking.
Weight – 22.1g
Water Resistance Rating – 5 ATM
Display Type – AMOLED
Screen Size – 0.95″
Resolution – 120 x 240 RGB
Colour Depth – 24bit
Screen Brightness – Up to 400 nits (max brightness), brightness adjustable
Touchscreen type – On-cell capacitive touchscreen
Screen protection – 2.5D tempered glass with anti-fingerprint coating
Button – Single touch button (wake up, go back)
Wrist strap type – Removable wrist strap (Mi Smart Band 4 is compatible with Mi Band 3 straps)
Wristband width – 18mm
Wrist strap material – Thermoplastic polyurethane
Adjustable wrist strap length – 155-216mm
RAM – 512KB
ROM – 16MB
Sensors – 3-axis accelerometer + 3-axis gyroscope; PPG heart rate sensor; Capacitive proximity sensor
Wireless connectivity – BT5.0 BLE
Battery – LiPo, 135mAh
Charging Type – 2Pin Pogo Pin
Charging time – ≤ 2 hours
Standby time – Up to 20 days
Motor Type – Rotor
Body material – Polycarbonate
App – Mi Fit
System requirements – Android 4.4, iOS 9.0 or above
6 workout modes: Treadmill, exercise, outdoor running, cycling, walking, pool swimming; Count steps, distance, and calories burned.
Workout completion notifications, goal setting, sleep monitoring, heart rate monitoring, all-day heart rate checking, resting heart rate, heart rate chart, idle alerts.
Alarm, proximity sensor, pre-set watch face, customizable watch face, lock screen, timer, stopwatch, phone alarm and notifications, incoming calls, message notifications, calendar notifications, app notifications, weather forecast, Find my phone, phone unlock, event notification, Night mode, Do not disturb mode (works even without phone), music.