Garmin Forerunner 225 vs. Polar M400 vs. Casio WSD-F20A vs. Samsung Gear 2 vs. Polar Loop

 
Forerunner 225
M400
WSD-F20A
Gear 2
Loop
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGear 2Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$300$200$399$300$100
Release20152014201820142013

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days1 day2-3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a320 x 320320 x 320NA
Size1 inchn/a1.32 inches1.63 inchesNA
Touch
Typen/an/aLCDSuper AMOLEDLED

Functions

Audio Speaker22Alerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP672 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSTizen OSNA
Appsn/a
Musicn/a

All Wearables