Garmin Forerunner 225 vs. Polar M400 vs. Casio WSD-F20A vs. Garmin Fenix 5X vs. Apple SE

 
Forerunner 225
M400
WSD-F20A
Fenix 5X
SE
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowGarminFenix 5XRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$300$200$399$699$279
Release20152014201820172020

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days1 dayUp to 12 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a320 x 320240 x240384 x 480
Size1 inchn/a1.32 inches1.2 inches40mm
Touch
Typen/an/aLCDNAMicroLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM3 ATM5 ATM10 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSWatchOS 5
Appsn/a
Musicn/a

All Wearables