Polar M600 vs. Garmin Vivofit 3 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Michael Kors Grayson

 
M600
Vivofit 3
Ionic
Grayson
Vivosmart HR Plus
Grayson
 PolarM600Remove Buy NowGarminVivofit 3Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$100$299$350$179$350
Release201620162017201820172018

Activity & Fitness

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

Battery

Duration2 days1 year4+ days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 24064 x 64348x250453 x 454160 x 68453x454
Size1.3 inches0.55 inches1.421.39 inches0.5 inches x 0.8 inches1.39 inches
Touchn/a
TypeTFTn/aOLEDAMOLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM50m1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables