Garmin Vivoactive HR vs. Garmin 645 Music vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
Vivoactive HR
645 Music
Grayson
Watch Series 4
Grayson
VivoActive 4
 GarminVivoactive HRRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$450$350$329$350$349
Release201620182018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days7 days24 hoursNot Yet24 hours8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205240 x 240453 x 454384 x 480453x454260 x 260
Size1.38 inches1.2 inches1.39 inches1.78 inches1.39 inches1.3ionches
Touch
Typen/aMIPAMOLEDMicroLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNot Yet1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWatch OS 5Android WearWear OS
Apps
Music

All Wearables