Mi Smart Band 4, step up, live more
Full colour display and heart rate monitor
Your transformation begins now
Full colour AMOLED touch display | Activity and swim tracking | Up to 20 days battery | Health monitoring
All new user interface
smoother and simplified touch screen experience, support brightness and display adjust mode, over 40 customized display .
The all-new full colour AMOLED touch display that’s 39.9% larger* and brighter than ever before
Instantly view call, text, app notifications and music in play.
Keep your hands free as you keep up with life.
* Support for local languages will be added later via OTA update
A MOTIVATIONAL TRANSFORMATION
Your personal trainer is with you every step of the way.
Whether you're doing high-speed battle rope training or an aerobic battle rope workout,
Mi Smart Band 4 will track your heart rate, calories burned and more.
Tracks your pace and step count
Maintain a safe workout, whether you're running short or long distance
5 ATM water resistant up to 50m, Recognizes 5 different swim styles
Records 12 data sets including swimming pace and stroke count
5 core data sets
Helps you improve power walking efficiency
Check your heart rate in real time to make sure you get the best workout
as you climb mountain roads or dash around the city
A REINVIGORATED TRANSFORMATION
Improving your daily energy starts with understanding your sleep patterns
Sleep monitoring | Wristband alarm | Mi Fit app
A POWERFUL TRANSFORMATION
24/7 Heart rate monitoring keeps you safe and healthy
24/7 Heart rate monitoring | Idle alerts
AN ENDURING TRANSFORMATION
Stays by your side for 20 days on a single charge