Garmin Forerunner 225 vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Amazfit GTR

 
Forerunner 225
Grayson
Alta HR
Watch Series 4
Grayson
GTR
 GarminForerunner 225Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$350$150$329$350$199
Release201520182017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks24 hours7 daysNot Yet24 hours24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180453 x 454128 x 36384 x 480453x454454 x 454
Size1 inch1.39 inches1.4 inches1.78 inches1.39 inches1.39 inches
Touch
Typen/aAMOLEDOLEDMicroLEDAMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNot Yet1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid WearWatch OS 5Android WearBuild-in
Appsn/a
Musicn/a

All Wearables