Polar V800 vs. LG Watch Sport vs. Garmin Vivosmart 3 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
V800
Watch Sport
Vivosmart 3
Vivosmart 4
T-Rex
 PolarV800Remove Buy NowLGWatch SportRemove Buy NowGarminVivosmart 3Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$470$349$139.99$130$140
Release20142016201720182019

Activity & Fitness

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

Battery

Duration13 hours to 30 days1.45 days5 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 48064 x 12848 x 128360 x 360
Sizen/a1.38 inchesNA0.74 inches1.3 inches
Touch
Typen/aP-OLEDOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Build-in
Apps
Music

All Wearables