Garmin Vivoactive HR vs. Polar M600 vs. Garmin Vivosmart HR vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Vivoactive HR
M600
Vivosmart HR
Grayson
Charge 3
Grayson
 GarminVivoactive HRRemove Buy NowPolarM600Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$330$170$350$150$350
Release201620162015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days2 days5 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution148 x 205240 x 240160 x 68453 x 45466 x 18453x454
Size1.38 inches1.3 inches1.08 inches1.39 inches.721 inches1.39 inches
Touchn/a
Typen/aTFTn/aAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX85 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables