Garmin Vivoactive vs. Garmin Vivosmart HR vs. Fitbit Charge HR vs. LG G Watch R vs. Amazfit T-Rex

 
Vivoactive
Vivosmart HR
Charge HR
G Watch R
T-Rex
 GarminVivoactiveRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitCharge HRRemove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$170$150$300$140
Release20152015201520142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days5 days2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148160 x 68NA320 x 320360 x 360
Size1.38 inches1.08 inchesNA1.3 inches1.3 inches
TouchNA
TypeLCDn/aOLEDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAAndroid WearBuild-in
Apps
Music

All Wearables