Michael Kors Grayson vs. Samsung Galaxy Watch vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Grayson
Galaxy Watch
Alta HR
Vivofit 4
Grayson
T-Rex
 Michael KorsGraysonRemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$330$150$79.95$350$140
Release201820182017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7 days7 days1 year24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454360 x 360128 x 3688 x 88453x454360 x 360
Size1.39 inches1.2 inches or 1.3 inches1.4 inchesNA1.39 inches1.3 inches
Touch
TypeAMOLEDAMOLEDOLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizen OSAndroid WearBuild-in
Apps
MusicSpotify

All Wearables