Casio WSD-F10 vs. Polar M400 vs. Acer Liquid Leap vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson

 
WSD-F10
M400
Liquid Leap
Grayson
Charge HR
Grayson
 CasioWSD-F10Remove Buy NowPolarM400Remove Buy NowAcerLiquid LeapRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$500$200$90$350$150$350
Release201620142015201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygenn/a
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a8 hours to 30 days5 to 7 days24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOSn/a
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetoothn/a
Cellularn/a
GPS
NFCn/a
Wi-Fin/a

Display

Color
Resolutionn/an/a128 x 32453 x 454NA453x454
Sizen/an/a1 inch1.39 inchesNA1.39 inches
Touchn/aNA
TypeLCDn/aOLEDAMOLEDOLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX41 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAndroid WearNAAndroid Wear
Appsn/a
Musicn/a

All Wearables