Polar M600 vs. Garmin Vivosmart vs. Misfit Flash Link vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
M600
Vivosmart
Flash Link
Grayson
Grayson
Vivosmart 4
 PolarM600Remove Buy NowGarminVivosmartRemove Buy NowMisfitFlash LinkRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$170$20$350$350$130
Release201620142015201820182018

Activity & Fitness

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

Battery

Duration2 days7 days6 months24 hours24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240128 x 16n/a453 x 454453x45448 x 128
Size1.3 inches1.41 inchesn/a1.39 inches1.39 inches0.74 inches
Touchn/an/a
TypeTFTOLEDn/aAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM3 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables