Garmin Forerunner 225 vs. Polar M400 vs. Samsung Gear 2 vs. Michael Kors Access Sofie HR vs. Fitbit Sense 2

 
Forerunner 225
M400
Gear 2
Access Sofie HR
Sense 2
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowSamsungGear 2Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$200$300$395$300
Release20152014201420192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
StepsNA
Swim

Battery

Duration10 hours to 4 weeks8 hours to 30 days2-3 days2 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a320 x 320390 x 390336x336
Size1 inchn/a1.63 inches1.19 inches1.59 inches
Touch
Typen/an/aSuper AMOLEDOMOLEDAMOLED

Functions

Audio Speaker22Alerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP670.3 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aTizen OSWear OS
Appsn/a
Musicn/a

All Wearables