Asus ZenWatch vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Apple Watch Ultra

 
ZenWatch
G-Shock GBA800
Grayson
Flex
Grayson
Watch Ultra
 AsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$120$350$100$350$799
Release201420182018201320182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA2 years24 hours5 days24 hours36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320453 x 454NA453x454502x410 pixels
Size1.63 inches1.39 inchesNA1.39 inches1.92 inches
TouchNA
TypeAMOLEDAMOLEDLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP5520 ATM1 ATM1 ATM1 ATM10 ATM (100 Meters)

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearAndroid WearNAAndroid WearWatchOS 9
Apps
Music

All Wearables