Fitbit Charge 2 vs. LG Watch Sport vs. Fitbit Charge HR vs. Garmin Vivosmart 3 vs. Amazfit T-Rex

 
Charge 2
Watch Sport
Charge HR
Vivosmart 3
T-Rex
 FitbitCharge 2Remove Buy NowLGWatch SportRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivosmart 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$349$150$139.99$140
Release20162016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1.45 days5 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480NA64 x 128360 x 360
Sizen/a1.38 inchesNANA1.3 inches
Touchn/aNA
TypeOLEDP-OLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP681 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NABuild-in
Apps
Music

All Wearables