Casio WSD-F20A vs. Fossil Explorist vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Apple Watch 8

 
WSD-F20A
Explorist
Grayson
Charge HR
Grayson
Watch 8
 CasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$399$255$350$150$350$499
Release201820182018201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day24 hours24 hours5 days24 hours18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320454 x454453 x 454NA453x454340 x 272 or 390 x 312
Size1.32 inches1.4 inches1.39 inchesNA1.39 inches1.5 inches or 1.65 inches
TouchNA
TypeLCDAMOLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSAndroid WearNAAndroid WearWatchOS 9
Apps
Music

All Wearables