Polar M600 vs. Fitbit Charge 2 vs. Samsung Gear Fit2 vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson

 
M600
Charge 2
Gear Fit2
Grayson
Watch Series 4
Grayson
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowSamsungGear Fit2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$150$180$350$329$350
Release201620162016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days3-4 days24 hoursNot Yet24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a432 x 216453 x 454384 x 480453x454
Size1.3 inchesn/a1.5 inches1.39 inches1.78 inches1.39 inches
Touchn/an/a
TypeTFTOLEDSuper AMOLEDAMOLEDMicroLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/aIP681 ATMNot Yet1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenAndroid WearWatch OS 5Android Wear
Apps
Music

All Wearables