Home » Fitbit » Xiaomi Mi Band 6 Vs Fitbit Charge 4: Here Is How They Compare!

Xiaomi Mi Band 6 Vs Fitbit Charge 4: Here Is How They Compare!

Here is a simplified Xiaomi Mi Band 6 vs Fitbit Charge 4 comparison table to help you distinguish both fitness trackers fast.

Display1.56”, AMOLED1.57” Monochrome OLED
Resolution152 x 486 pixels, 326 PPI260 x 170 pixels, 326 PPI
TrackingSleep breathing, blood oxygen level, swimming, step counts.Swimming, step counts, blood oxygen level
SensorsSpO2, PPG Heart Rate, gyroscope, accelerometerAccelerometer, SpO2, gyro, Heart Rate
Battery LifeUp to 14 daysUp to 7 days
Companion AppZepp Life (MiFit)Fitbit App
Sport Modes30 modes20 modes
Water Resistance50 meters50 meters
Smart NotificationEmails, calls, SMS, idle alertsEmails, calls, SMS, meeting alerts, app updates

Design and Display – Xiaomi Mi Band 6 Vs Fitbit Charge 4

Fitbit Charge 4 and Xiaomi Mi Band 6 are both touchscreens with the perfect response to touch. Both displays are about the same size.

Xiaomi Mi Band 6 has a display of 1.56 inches while Fitbit Charge 4 has a display of 1.57 inches. The resolutions on both exercise watches are good.

Xiaomi Mi Band 6 comes with a resolution of 152 x 486 pixels with 326 PPI while Fitbit Charge 4 comes with a display resolution of 260 x 170 with 326 PPI. The display on Mi Band 6 is AMOLED while that of Charge 4 is monochrome OLED.

Can You Change the Strap on a Mi Band 6 and Fitbit Charge 4?

Yes, you can switch the bands on both activity watches. This gives you a chance to customize the watch to match the day’s outfit.

Also: Find out whether you can replace the strap on a Fitbit.

Companion Apps

Xiaomi Mi Band 6 uses the Zepp Life app activity app to monitor your activities including sleep and workouts.

On the other hand, Fitbit Charge 4 uses the Fitbit app also to analyze your sleep and each of your wellness, and workout. You will love either of the apps because they both come with user-friendly dashboards.

Can I connect Mi Band to iPhone and Android?

Yes, you can connect the Xiaomi Mi band 6 to your smartphone whether running on android or iOS. Head to Apple or Google Play Store and download either of the fitness apps.

Related Post: Can you use a smartwatch or Fitness Tracker without a phone?

Which App is App Best for MI 2?

The best alternative to Zepp Life app for MI bands is the Gadgetbridge. We prefer this companion app for MI band 2 because it is free.

Other apps you could use as companion apps include the Apple Watch Companion, Notify & Fitness for MI Band and Mi Fit are Fitbit.

Note that the three alternatives are paid. There is also a freemium alternative to Zepp Life app, which is Fitness for Amazfit.


Fitbit Charge 4 and Xiaomi Mi Band 6 have SpO2 sensors, PPG Heart Rate monitors, an accelerometer, and a gyroscope.

The gyroscope will measure the orientation of the watch using the angular rotational velocity. The accelerator will measure the watch’s linear acceleration.

PPG Heart Rate sensor will check all heart activities. While the SpO2 sensor will track your blood oxygen level.

Also if you are looking for a watch that will let you keep track of your swimming try either of the watches.

Fitbit Charge 4 automatically monitors your swimming sessions. It will monitor swim lengths, the duration is taken, the distance in total, and your general pace for the swimming session. Fitbit Charge 4 comes with 20 sports modes.

The sport tracked by these modes by default include cycling, running, swimming, walking, and outdoor and treadmill workout.

We only have six activities because Charge 4 can only hold up to 6 shortcuts in workout mode.


Fitbit Charge 4 and the Mi Band 6 are both waterproof. The watches can withstand spills and submersions into the water because their cases will resist water up to a depth of 50 meters.

In case you looking for a smartwatch that will survive the pool, and accompany you to the shower with no risks of being water damaged, either Charge 4 or Xiaomi Mi Band 6 can work.

Related: Find the Best Waterproof Fitbits.

Location Tracking

Both exercise watches can monitor your routes and paces because they all have GPS connections. Unfortunately, Xiaomi Mi Band 6 uses connected GPS.

That means you will need to bring your smartphone along anytime you want to use GPS because the watch can only map your location when connected to a smartphone.

On the other hand, Fitbit Charge 4 features a built-in GPS. Having a smartwatch with onboard GPS means you don’t need your phone.

Such a smartwatch is best when you are running, walking, or walking in places you are not familiar with.


Although Xiaomi Mi Band 6 is a small smartwatch it is capable of great this like providing you with smart notifications from incoming calls, emails, goals, idle alerts, and text messages among others. Talking of calls, it gives you the option of rejecting incoming calls.

Fitbit Charge 4 on the other hand will connect with your phone to inform you of incoming calls, app updates, meeting alerts, and text messages.

Ensure that the activity tracker is closer to your smartphone to better receive notifications.

Related: what are some of the best smartwatches that can answer calls?

Battery Life – Xiaomi Mi Band 6 Vs Fitbit Charge 4

Before settling for either of the exercise smartwatches consider the battery life. Battery life in simple terms means how long you get to use the watch before it goes dead.

Fortunately, both of our day’s watches feature better battery life. If you choose to go with the Xiaomi Mi band 6 watch you will be getting 14 days of battery life on a complete charge.

Alternatively, if you choose to buy Fitbit Charge 4 you will be enjoying up to 7 days of battery life on full juice up.

As you can see, Xiaomi Mi Band 6 is twice Charge 4 when it comes to battery life but 7 days of continuous service isn’t a bad period. For that reason, we find both watches worth investing in.

Lastly, like any other smartwatch on the market, the use of GPS will tremendously affect battery life. For example, the use of GPS on Charge 4 will give you about 4 hours of service.

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