Fitbit Flex 2 vs. Microsoft Band 2 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Flex 2
Band 2
WSD-F20A
645 Music
Grayson
Grayson
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$250$399$450$350$350
Release201620152018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)1 day7 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128320 x 320240 x 240453 x 454453x454
Sizen/a1.36 inches1.32 inches1.2 inches1.39 inches1.39 inches
Touchn/a
TypeLEDCapacitative TFTLCDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSAndroid WearAndroid Wear
Apps
Music

All Wearables