Polar M600 vs. Sony SmartWatch 3 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Fitbit Inspire HR vs. Apple Watch 8

 
M600
SmartWatch 3
Grayson
Grayson
Inspire HR
Watch 8
 PolarM600Remove Buy NowSonySmartWatch 3Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$330$250$350$350$99$499
Release201620142018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days24 hours24 hours5 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320453 x 454453x454139 x 60340 x 272 or 390 x 312
Size1.3 inches1.6 inches1.39 inches1.39 inches1.4 inches1.5 inches or 1.65 inches
Touchn/a
TypeTFTTFT LCDAMOLEDAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP681 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearAndroid WearAndroid WearFitbit OSWatchOS 9
Apps
Music

All Wearables