Casio WSD-F20A vs. Fossil Explorist vs. Michael Kors Grayson vs. Fitbit Flex vs. Pebble Core vs. Michael Kors Grayson

 
WSD-F20A
Explorist
Grayson
Flex
Core
Grayson
 CasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$399$255$350$100$99$350
Release201820182018201320162018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration1 day24 hours24 hours5 daysNA24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320454 x454453 x 454NANA453x454
Size1.32 inches1.4 inches1.39 inchesNANA1.39 inches
TouchNANA
TypeLCDAMOLEDAMOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM1 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWear OSWear OSAndroid WearNANAAndroid Wear
Apps
Music

All Wearables