Polar M600 vs. Garmin Vivofit 3 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Apple Watch 7

 
M600
Vivofit 3
Grayson
Core
Grayson
Watch 7
 PolarM600Remove Buy NowGarminVivofit 3Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$330$100$350$99$350$429
Release201620162018201620182021

Activity & Fitness

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

Battery

Duration2 days1 year24 hoursNA24 hours18 Hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 24064 x 64453 x 454NA453x454396 x 484
Size1.3 inches0.55 inches1.39 inchesNA1.39 inches1.9 inches
Touchn/aNA
TypeTFTn/aAMOLEDNAAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATMNA1 ATMwater resistant but not waterproof

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables