Garmin Forerunner 225 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Apple Watch 7

 
Forerunner 225
Ionic
Grayson
Flex
Grayson
Watch 7
 GarminForerunner 225Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$299$350$100$350$429
Release201520172018201320182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks4+ days24 hours5 days24 hours18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180348x250453 x 454NA453x454396 x 484
Size1 inch1.421.39 inchesNA1.39 inches1.9 inches
TouchNA
Typen/aOLEDAMOLEDLEDAMOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATM1 ATM1 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aFitbit OSAndroid WearNAAndroid WearWatchOS 8
Appsn/a
Musicn/a

All Wearables