Polar M400 vs. Polar M600 vs. Michael Kors Grayson vs. Misfit Flash Cyclist Edition vs. Michael Kors Grayson vs. Apple Watch 7

 
M400
M600
Grayson
Flash Cyclist Edition
Grayson
Watch 7
 PolarM400Remove Buy NowPolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowMisfitFlash Cyclist EditionRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$330$350$50$350$429
Release201420162018201520182021

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days24 hours6 months24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a240 x 240453 x 454NA453x454396 x 484
Sizen/a1.3 inches1.39 inchesNA1.39 inches1.9 inches
Touchn/aNA
Typen/aTFTAMOLEDNAAMOLEDMicroLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX81 ATM3 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables