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

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

Basic Info

Suggested Price$330$150$350$299.99$329$350
Release201620162018201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days24 hours2 daysNot Yet24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a453 x 454360 x 360384 x 480453x454
Size1.3 inchesn/a1.39 inches1.2 inches1.78 inches1.39 inches
Touchn/an/a
TypeTFTOLEDAMOLEDSuper AMOLEDMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a1 ATM5 ATMNot Yet1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearTizen OSWatch OS 5Android Wear
Apps
Music

All Wearables