Polar V800 vs. Garmin Vivofit 4 vs. Polar A370 vs. Amazfit T-Rex vs. Garmin Venu

 
V800
Vivofit 4
A370
T-Rex
Venu
 PolarV800Remove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$470$79.95$179.95$140$299
Release20142018201720192019

Activity & Fitness

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

Battery

Duration13 hours to 30 days1 yearUp to 3 days20 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a88 x 88160 x 80360 x 360390 x 390
Sizen/aNA1.18 inches1.3 inches1.2 inches
Touch
Typen/aNATFT LCDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-inWear OS
Apps
Music

All Wearables