Apple Watch Series 3 vs. Garmin Forerunner 225 vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Apple SE

 
Watch Series 3
Forerunner 225
WSD-F20A
Alta HR
SE
 AppleWatch Series 3Remove Buy NowGarminForerunner 225Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$329$300$399$150$279
Release20172015201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours10 hours to 4 weeks1 day7 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312180 x 180320 x 320128 x 36384 x 480
Size1.5 inches or 1.65 inches1 inch1.32 inches1.4 inches40mm
Touch
TypeAMOLEDn/aLCDOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4n/aWear OSWatchOS 5
Appsn/a
Musicn/a

All Wearables