Polar M600 vs. Michael Kors Grayson vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson vs. Apple Watch 7 vs. Fitbit Sense 2

 
M600
Grayson
On Full Guard 2.5
Grayson
Watch 7
Sense 2
 PolarM600Remove Buy NowMichael KorsGraysonRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$330$350$325$350$429$300
Release201620182018201820212022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days24 hours4 days24 hours18 Hours6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240453 x 454454x454453x454396 x 484336x336
Size1.3 inches1.39 inches1.39 inches1.39 inches1.9 inches1.59 inches
Touchn/a
TypeTFTAMOLEDAMOLEDMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX81 ATM3 ATM1 ATMwater resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearWear OSAndroid WearWatchOS 8
Apps
Music

All Wearables