Michael Kors Grayson vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Amazfit GTR vs. Apple Watch 7

 
Grayson
Charge 3
Charge HR
Grayson
GTR
Watch 7
 Michael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$350$150$150$350$199$429
Release201820182015201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7 days5 days24 hours24 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution453 x 45466 x 18NA453x454454 x 454396 x 484
Size1.39 inches.721 inchesNA1.39 inches1.39 inches1.9 inches
TouchNA
TypeAMOLEDOLEDOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM1 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANAAndroid WearBuild-inWatchOS 8
Apps
Music

All Wearables