Garmin Forerunner 225 vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Forerunner 225
Grayson
Charge
Access Sofie HR
Grayson
Vivosmart 4
 GarminForerunner 225Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$350$130$395$350$130
Release201520182014201920182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks24 hours7-10 days2 days24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180453 x 454NA390 x 390453x45448 x 128
Size1 inch1.39 inchesNA1.19 inches1.39 inches0.74 inches
TouchNA
Typen/aAMOLEDOLEDOMOLEDAMOLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATM0.3 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid WearNAWear OSAndroid Wear
Appsn/a
Musicn/a

All Wearables