Garmin Forerunner 225 vs. Asus ZenWatch vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson vs. Amazfit GTR

 
Forerunner 225
ZenWatch
Grayson
Vivofit 4
Grayson
GTR
 GarminForerunner 225Remove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$150$350$79.95$350$199
Release201520142018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksNA24 hours1 year24 hours24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 320453 x 45488 x 88453x454454 x 454
Size1 inch1.63 inches1.39 inchesNA1.39 inches1.39 inches
Touch
Typen/aAMOLEDAMOLEDNAAMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP551 ATM5 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearBuild-in
Appsn/a
Musicn/a

All Wearables