Polar M600 vs. Misfit Speedo Shine 2 vs. Michael Kors Grayson vs. Garmin Vivosmart 3 vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
M600
Speedo Shine 2
Grayson
Vivosmart 3
Grayson
VivoActive 4
 PolarM600Remove Buy NowMisfitSpeedo Shine 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$330$80$350$139.99$350$349
Release201620162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months24 hours5 days24 hours8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a453 x 45464 x 128453x454260 x 260
Size1.3 inchesn/a1.39 inchesNA1.39 inches1.3ionches
Touchn/an/a
TypeTFTn/aAMOLEDOLEDAMOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearWear OS
Apps
Music

All Wearables