ASUS ZenWatch 2 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Apple Watch 7

 
ZenWatch 2
G-Shock GBA800
Grayson
Charge 3
Grayson
Watch 7
 ASUSZenWatch 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$120$350$150$350$429
Release201620182018201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2 years24 hours7 days24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320453 x 45466 x 18453x454396 x 484
Size1.63 inches or 1.45 inch1.39 inches.721 inches1.39 inches1.9 inches
Touch
TypeAMOLEDAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6720 ATM1 ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables