Polar M600 vs. Misfit Ray vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus vs. Michael Kors Grayson

 
M600
Ray
Grayson
Vivofit 4
Vivosmart HR Plus
Grayson
 PolarM600Remove Buy NowMisfitRayRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$100$350$79.95$179$350
Release201620162018201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months24 hours1 year5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a453 x 45488 x 88160 x 68453x454
Size1.3 inchesn/a1.39 inchesNA0.5 inches x 0.8 inches1.39 inches
Touchn/an/a
TypeTFTLEDAMOLEDNALCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables