Garmin Vivosmart vs. LG Watch Sport vs. Fitbit Charge 3 vs. Garmin Vivosmart 3 vs. Amazfit T-Rex

 
Vivosmart
Watch Sport
Charge 3
Vivosmart 3
T-Rex
 GarminVivosmartRemove Buy NowLGWatch SportRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$349$150$139.99$140
Release20142016201820172019

Activity & Fitness

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

Battery

Duration7 days1.45 days7 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution128 x 16480 x 48066 x 1864 x 128360 x 360
Size1.41 inches1.38 inches.721 inchesNA1.3 inches
Touch
TypeOLEDP-OLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NABuild-in
Apps
Music

All Wearables