ASUS ZenWatch 2 vs. Polar M430 vs. Garmin Vivofit 4 vs. Polar Loop vs. Amazfit T-Rex

 
ZenWatch 2
M430
Vivofit 4
Loop
T-Rex
 ASUSZenWatch 2Remove Buy NowPolarM430Remove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$255$79.95$100$140
Release20162017201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a30 hours1 year5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128x12888 x 88NA360 x 360
Size1.63 inches or 1.45 inch1.4 inchNANA1.3 inches
Touch
TypeAMOLEDLCDNALEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67WR305 ATM2 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNABuild-in
Apps
Music

All Wearables