Polar M430 vs. Asus VivoWatch vs. Diesel On Full Guard vs. Polar A370 vs. Amazfit T-Rex

 
M430
VivoWatch
On Full Guard
A370
T-Rex
 PolarM430Remove Buy NowAsusVivoWatchRemove Buy NowDieselOn Full GuardRemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$255$160$325$179.95$140
Release20172018201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours24 hours to 10 days1 dayUp to 3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128128 x 128454 x 454160 x 80360 x 360
Size1.4 inchNA1.4 inches1.18 inches1.3 inches
Touch
TypeLCDNAOMOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceWR30IP67IP67WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemKoodOSAndroid Wear 2.0Build-in
Apps
Music

All Wearables