Asus ZenWatch vs. Michael Kors Grayson vs. Fitbit Charge vs. Fitbit Flex vs. Michael Kors Grayson vs. Amazfit GTR

 
ZenWatch
Grayson
Charge
Flex
Grayson
GTR
 AsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$350$130$100$350$199
Release201420182014201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA24 hours7-10 days5 days24 hours24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320453 x 454NANA453x454454 x 454
Size1.63 inches1.39 inchesNANA1.39 inches1.39 inches
TouchNANA
TypeAMOLEDAMOLEDOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearAndroid WearNANAAndroid WearBuild-in
Apps
Music

All Wearables