Garmin Vivoactive HR vs. Fitbit Alta vs. Polar Loop vs. Amazfit T-Rex

 
Vivoactive HR
Alta
Loop
T-Rex
 GarminVivoactive HRRemove Buy NowFitbitAltaRemove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$130$100$140
Release2016201620132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/aNA360 x 360
Size1.38 inchesn/aNA1.3 inches
Touchn/a
Typen/aOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a2 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aNABuild-in
Apps
Music

All Wearables