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Mi Smart Band 4C

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Mi Smart Band 4C

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The Mi Smart Band 4C is small in size but has a long battery life.

1.08” Large Colored Screen

Designed with TFT Color Display, the brightness of the screen is dimmable and adjustable. Simply lift one's wrist to brighten and tap the screen once with one's palm to dim.

Lift wrist to view notifications

Simply lift one's wrist to view calls, SMS and WeChat notifications or even time, weather and air quality forecast.

50m Waterproof

The Mi Smart Band 4C is water resistant up to 50m, making it safe to wear even when swimming or bathing.

Multiple sport modes

Mi Smart Band 4C supports 5 sports modes that can accurately track and display your sports data.

Set Daily Workout Reminder

Set goals and reminders for calorie consumption and workout plans.

24-Hour Heart Rate Monitoring

Equipped with a high-precision sensor and an additional infrared function for a more accurate detection.

Sleep Monitoring

The Mi Smart Band 4C is equipped with sleep monitoring with viewable data via the Mi Fit Application.

Smart Reminder Function

If seated for a long time, the Mi Smart Band 4C will vibrate gently as a reminder for the user to take a quick break from work.

Fast payment

The Mi Smart Band 4C supports Alipay payment. Simply scan the code to pay.

USB Charging

The Mi Smart Band 4C is designed with an integrated quick USB charging. Fully charge your device in 2 hours for 14 days of usage.


Display Size:
1.08" TFT

Display Resolution:
128 x 220

2.5D tempered glass anti-fingerprint coating

Water/Dust Resistance:
5ATM Ratings


Charging Time:
up to 2 hours

Operating Time:
up to 14 days

BLE 5.0


Mi Fit

15 grams

5 Sports mode