Mi Band 3 & 4 Price and specification

Mi Band


If you love your health, then you will definitely like this product. It is both a fitness tracker band and a smart watch. Through this band you can use many functions of your mobile. Through this, you can monitor your health quite well. This is a very good and cheap product through which we can use many features and can do many things. Only through your hand band.




Mi Band 3



Capsule Length- 17.9mm 

Capsule width-  46.9mm 

Capsule thickness- 12mm

Strap Length- 247mm

Strap- 155 - 216mm ( Adjustable length )

Screen size- 0.78 Inch ( 1.98cm )

Display resolution- 128 x 80

Sensors- 3-axis accelerometer and PPG heart rate sensor

Battery capacity- 110mAh

Standby time- approx. 20 days

Battery type- Li-Ion Polymer Battery

Input voltage- DC 5.0V

Input current- 250mA Maximum

Weight- 20g (including wristband)

Water Resistance Rating- 5ATM

Water Resistance- upto 50m

Wireless connectivity- Bluetooth 4.2 

Setting requirements-  Bluetooth 4.0 and Android 4.4 or iOS 9.0 or higher

Models that support-  Android 4.4 or higher

Unlock function- other devices running Android 5.0 or higher

Operating temperature-  -10℃~50℃

Buckle material- Aluminum alloy

Wrist strap material- Thermoplastic elastomer

Body material- plastic

Mi Band 3 Features- Displays the time, Heart rate monitor, Weather forecast, Goal setting, App notifications, Calorie counter, DistancePace, Dual screen theme, View notifications, Timer, Setting display items, Low battery alert, Swim and surf, Smart Unlock, OTA update, Displays/rejects calls, View messages, Lift the wrist to view, Goal Reminder, Idle alert, Vibrating alarm, DND mode, Follow friends, Step counter, Phone unlock, Event reminders, Sleep monitor, Phone locator

In the Box- Fitness Tracker, Charging Cable, User Manual, Wristband






Mi Band 4






Weight- 22.1g

Wristband width- 18mm ( compatible with Mi Band 3 straps )

Strap length- 155-216mm ( Adjustable )

Button- Single touch button (Go back, wake up)

Wrist strap material- Thermoplastic polyurethane

Display Size- 0.95 inches ( 2.41cm )

Display Type- AMOLED

Resolution- 120 x 240 (RGB)

Display protection- 2.5D tempered glass with anti-fingerprint coating

Water Resistance Rating- 5ATM

Water Resistance- upto 50m

Sensors- 3-axis accelerometer + 3-axis gyroscope, PPG heart rate sensor, Capacitive wear monitoring sensor

Battery-  135mAh ( LiPo )

Charging time- 2 hours

Charging Type- 2-Pin Pogo Pin

Standby time- 20 days ( approx )

Wireless connectivity- Bluetooth 5.0 

OS requirements- Android 4.4, iOS 9.0 or higher

Mi Band 4 Features- Workout completion notifications, goal setting, idle alerts, sleep monitoring, heart rate monitoring, all-day heart rate checking, resting heart rate, heart rate chart

6 workout modes- Treadmill, pool swimming, exercise, Count steps, distance, calories burned, outdoor running, cycling, walking

Alarm, app notifications, weather forecast, Find my phone, phone unlock, pre-set watch face, customizable watch face,  event notification, Night mode, Do not disturb mode (works even without phone), music controls on band, battery level display, OTA updates, lock screen, timer, stopwatch, phone alarm and notifications, incoming calls, message notifications, calendar notifications

In the Box- Fitness Tracker, User Manual, Charging Cable, Wristband


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