Casio WSD-F20A vs. Michael Kors Grayson vs. Fitbit Charge vs. Jawbone UP24 vs. Sony SmartBand vs. Michael Kors Grayson

 
WSD-F20A
Grayson
Charge
UP24
SmartBand
Grayson
 CasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowJawboneUP24Remove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$399$350$130$130$100$350
Release201820182014201320142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day24 hours7-10 days14 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution320 x 320453 x 454NANANA453x454
Size1.32 inches1.39 inchesNANANA1.39 inches
TouchNANANA
TypeLCDAMOLEDOLEDNANAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATMSplash ResistantIP581 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid WearNANANAAndroid Wear
Apps
Music

All Wearables