Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
Forerunner 225
Flex 2
Grayson
Vivofit 4
Grayson
VivoActive 4
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$100$350$79.95$350$349
Release201520162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days24 hours1 year24 hours8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a453 x 45488 x 88453x454260 x 260
Size1 inchn/a1.39 inchesNA1.39 inches1.3ionches
Touchn/a
Typen/aLEDAMOLEDNAAMOLEDMIP

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearAndroid WearWear OS
Appsn/a
Musicn/a

All Wearables