Fitbit Charge 2 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Michael Kors Access Runway vs. Michael Kors Grayson

 
Charge 2
Flex 2
WSD-F20A
Grayson
Access Runway
Grayson
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsAccess RunwayRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$100$399$350$350$350
Release201620162018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day24 hours1 day24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320453 x 454390 x 390453x454
Sizen/an/a1.32 inches1.39 inches1.19 inches1.39 inches
Touchn/an/a
TypeOLEDLEDLCDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATM3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSAndroid WearWear OSAndroid Wear
Apps
Music

All Wearables