Xiaomi has finally launched its new Mi smart band 4 in the market. The Mi Band 4 covers more attractive and unique features compared to the Mi Band 3. It is also one of the cheapest and reliable fitness trackers in India right now. Xiaomi Mi Band 4 has a full-color display and bigger screen. If you are planning to buy Mi Band 4, then you should first compare Mi Band 4 with Mi Band 3 so that you would come to know about the latest features.

Design and Display

Xiaomi Mi Band 4 has a full-color display with larger and brighter screen than the Mi Band 3. Mi band 3 comes with a 0.78 inch AMOLED display with 128 * 80 pixels resolution. Mi Band 4 comes with a 0.95 inch AMOLED display with 120 * 240 pixels resolution.


The MI Band 4 can do all the same things smoothly and better which can be done by the Mi Band 3. It has a six-axis sensor which gives more accurate result than the Mi Band 3’s three-axis sensor. You would never find any incorrect results on the Mi Band 4 while you are swimming, running or doing any physical exercise for sure.

Connectivity and Battery

Xiaomi Mi Band 4 offers a better battery life and delivers up to 20 days of battery life. It is powered by 135mAh battery and provides the latest Bluetooth 5.0 and is fully compatible with iOS 9.0 and Android 4.4.

Mi Band 3 offers a smaller battery life of 110mAh and has older version of Bluetooth 4.2 LE. It is also fully compatible with iOS and Android 4.4. It can deliver up to 10 days of battery life to the users.


Mi Band 4 has a 3-axis accelerometer, capacitive proximity sensor, and PPG heart rate sensor. It helps you track your pool swimming, walking, cycling, treadmill, steps, exercise, outdoor running, and calories. If you are a swimmer, then Mi Band 4 would offer you swim tracking with stroke recognition. The band has a built-in timer, music, stopwatch, and several supports app notifications. It is water-resistant up to 50 meters.

Mi Band 3 has a PPG heart rate sensor and 3-axis accelerometer. It also helps you tracking your steps, walking, exercise and several other usual activities. It does not have swim tracking stroke recognition feature. It is also water-resistant up to 50 meters.


When it comes to price, Xiaomi Mi Band 4 is a bit expensive than Mi Band 3. The price of Mi Band 3 is only Rs 1,999 and currently available online. The Mi Band 4 is also available online with a price tag of 2,299.

Finally, you are aware of the latest features of the Xiaomi Mi Band 4. The tracker covers all the basic sensors and the tracking features including heart rate monitor. If you are looking for more advanced features and better display, then you should only go for the Mi Band 4 right now.

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