Misfit Ray vs. Polar Loop 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Michael Kors Grayson

 
Ray
Loop 2
Grayson
Flex
Vivofit 4
Grayson
 MisfitRayRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$120$350$100$79.95$350
Release201620152018201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months8 days (without notifications)24 hours5 days1 year24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NA88 x 88453x454
Sizen/an/a1.39 inchesNANA1.39 inches
Touchn/aNA
TypeLEDLEDAMOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables