Garmin Forerunner 225 vs. Fitbit Charge 2 vs. Michael Kors Grayson vs. Polar Loop vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
Forerunner 225
Charge 2
Grayson
Loop
Access Sofie HR
Grayson
 GarminForerunner 225Remove Buy NowFitbitCharge 2Remove Buy NowMichael KorsGraysonRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$150$350$100$395$350
Release201520162018201320192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days24 hours5 days2 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a453 x 454NA390 x 390453x454
Size1 inchn/a1.39 inchesNA1.19 inches1.39 inches
Touchn/a
Typen/aOLEDAMOLEDLEDOMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATM2 ATM0.3 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables