Garmin Vivoactive HR vs. Garmin Vivosmart HR vs. Asus VivoWatch vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
Vivoactive HR
Vivosmart HR
VivoWatch
Charge 3
T-Rex
 GarminVivoactive HRRemove Buy NowGarminVivosmart HRRemove Buy NowAsusVivoWatchRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$170$160$150$140
Release20162015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days24 hours to 10 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/an/aNA
Windowsn/an/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution148 x 205160 x 68128 x 12866 x 18360 x 360
Size1.38 inches1.08 inchesNA.721 inches1.3 inches
Touch
Typen/an/aNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aKoodOSNABuild-in
Apps
Music

All Wearables