Garmin Vivoactive HR vs. Polar M600 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Apple Watch 7

 
Vivoactive HR
M600
Grayson
Charge 3
Grayson
Watch 7
 GarminVivoactive HRRemove Buy NowPolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$250$330$350$150$350$429
Release201620162018201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days2 days24 hours7 days24 hours18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution148 x 205240 x 240453 x 45466 x 18453x454396 x 484
Size1.38 inches1.3 inches1.39 inches.721 inches1.39 inches1.9 inches
Touchn/a
Typen/aTFTAMOLEDOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX81 ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables