Fitbit Flex 2 vs. Amazfit Stratos vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Microsoft Band vs. Michael Kors Grayson

 
Flex 2
Stratos
WSD-F20A
Grayson
Band
Grayson
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowMicrosoftBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$199$399$350$200$350
Release201620182018201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day24 hours2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300320 x 320453 x 454320 x 106453x454
Sizen/a1.34 inches1.32 inches1.39 inches1.37 inches1.39 inches
Touchn/a
TypeLEDOLEDLCDAMOLEDCapacitative TFTAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables