Mi Smart Band 4 

Step up, live more 

Full colour display and heart rate monitor

Your transformation begins now.

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.

A MOTIVATIONAL TRANSFORMATION

Your personal trainer is with 
you every step of the way.

Battle ropes 

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.

Running 

Tracks your pace and step count
Maintain a safe workout, whether you're running short or long distance.

Swimming 

5 ATM water resistant up to 50m
Recognizes 5 different swim styles
Records 12 data sets including swimming pace and stroke count

Power walking 

5 core data sets
Helps you improve power walking efficiency

Cycling 

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 

Accurately tracks light and deep sleep 
as well as heart rate during sleep 
to help you adjust your sleep patterns. 

Wristband alarm 

A light vibration gently wakes you
up for a more comfortable morning. 

Mi Fit app 

Records your health data to help you get the most out of life. 

A POWERFUL TRANSFORMATION

24/7 Heart rate monitoring 
keeps you safe and healthy.

24/7 Heart rate
monitoring

Safeguard your health at all times. 
Alerts you when your heart rate is too high.

Idle alerts

Stay active as you get reminders
to get up and get moving.

AN ENDURING TRANSFORMATION

Stays by your side for 20 
days on a single charge.