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

 
Surge
Forerunner 225
Grayson
Access Sofie HR
Grayson
Vivosmart 4
 FitbitSurgeRemove Buy NowGarminForerunner 225Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$300$350$395$350$130
Release201620152018201920182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10 hours to 4 weeks24 hours2 days24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a180 x 180453 x 454390 x 390453x45448 x 128
Size1.26 inches1 inch1.39 inches1.19 inches1.39 inches0.74 inches
Touch
TypeMonochrome LCDn/aAMOLEDOMOLEDAMOLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearWear OSAndroid Wear
Appsn/a
Musicn/a

All Wearables