Garmin Vivosmart vs. Polar A360 vs. Michael Kors Grayson vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Vivosmart
A360
Grayson
On Full Guard 2.5
Grayson
T-Rex
 GarminVivosmartRemove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$200$350$325$350$140
Release201420152018201820182019

Activity & Fitness

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

Battery

Duration7 days12 days24 hours4 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16160 x 80453 x 454454x454453x454360 x 360
Size1.41 inches1.18 inches1.39 inches1.39 inches1.39 inches1.3 inches
Touch
TypeOLEDn/aAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR301 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearWear OSAndroid WearBuild-in
Apps
Music

All Wearables