Garmin Vivoactive HR vs. Polar M400 vs. Apple Watch vs. Michael Kors Grayson vs. Garmin Vivosport vs. Michael Kors Grayson

 
Vivoactive HR
M400
Watch
Grayson
Vivosport
Grayson
 GarminVivoactive HRRemove Buy NowPolarM400Remove Buy NowAppleWatchRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosportRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$200$349$350$199$350
Release201620142015201820172018

Activity & Fitness

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

Battery

Duration13 hours to 8 days8 hours to 30 days18 hours24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/a340 x 272 or 390 x 312453 x 45472 x 144453x454
Size1.38 inchesn/a1.5 inches or 1.65 inches1.39 inchesNA1.39 inches
Touch
Typen/an/aAMOLEDAMOLEDMIPAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX71 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSAndroid WearAndroid Wear
Apps
Music

All Wearables