Garmin Fenix 3 vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Access Runway vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Fenix 3
Grayson
Charge HR
Access Runway
Grayson
T-Rex
 GarminFenix 3Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsAccess RunwayRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$350$150$350$350$140
Release201520182015201820182019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks24 hours5 days1 day24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218453 x 454NA390 x 390453x454360 x 360
Size1.2 inches1.39 inchesNA1.19 inches1.39 inches1.3 inches
TouchNA
TypeChroma LEDAMOLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM1 ATM1 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAWear OSAndroid WearBuild-in
Apps
Music

All Wearables