Amazfit Cor vs. Garmin 645 Music vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Fitbit Inspire 3

 
Cor
645 Music
Grayson
Charge HR
Grayson
Inspire 3
 AmazfitCorRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$79.99$450$350$150$350$100
Release201820182018201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days7 days24 hours5 days24 hours10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution80 x 160240 x 240453 x 454NA453x45432x18
Size1.23 inches1.2 inches1.39 inchesNA1.39 inches46 inches
TouchNA
TypeIPS LCDMIPAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid Wear
Apps
Music

All Wearables