Asus ZenWatch vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Vivosmart 3 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
ZenWatch
Grayson
Charge 3
Vivosmart 3
Grayson
T-Rex
 AsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$350$150$139.99$350$140
Release201420182018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA24 hours7 days5 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320453 x 45466 x 1864 x 128453x454360 x 360
Size1.63 inches1.39 inches.721 inchesNA1.39 inches1.3 inches
Touch
TypeAMOLEDAMOLEDOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP551 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearAndroid WearNAAndroid WearBuild-in
Apps
Music

All Wearables