Garmin Forerunner 225 vs. Withings Activite Sapphire vs. Fitbit Charge 2 vs. Polar Loop vs. Michael Kors Access Sofie HR

 
Forerunner 225
Activite Sapphire
Charge 2
Loop
Access Sofie HR
 GarminForerunner 225Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitCharge 2Remove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$300$450$150$100$395
Release20152014201620132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks8 months5 days5 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/an/aNA390 x 390
Size1 inch1.3 inchesn/aNA1.19 inches
Touchn/a
Typen/aAnalogOLEDLEDOMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMn/a2 ATM0.3 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aNAWear OS
Appsn/a
Musicn/a

All Wearables