Garmin Forerunner 225 vs. Fitbit Alta vs. Amazfit Cor vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Forerunner 225
Alta
Cor
Grayson
Flex
Grayson
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$130$79.99$350$100$350
Release201520162018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days12 days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a80 x 160453 x 454NA453x454
Size1 inchn/a1.23 inches1.39 inchesNA1.39 inches
Touchn/aNA
Typen/aOLEDIPS LCDAMOLEDLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM1 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Appsn/a
Musicn/a

All Wearables