Garmin Fenix 3 vs. Fitbit Alta vs. Polar Loop 2 vs. Xiaomi Mi Band 3 vs. Amazfit GTR

 
Fenix 3
Alta
Loop 2
Mi Band 3
GTR
 GarminFenix 3Remove Buy NowFitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowXiaomiMi Band 3Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$500$130$120$44.95$199
Release20152016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks5 days8 days (without notifications)20 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/an/a128 x 80454 x 454
Size1.2 inchesn/an/a0.78 inches1.39 inches
Touchn/a
TypeChroma LEDOLEDLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMn/a2 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aBuild-in
Apps
Music

All Wearables