Fitbit Ionic vs. Garmin Fenix 5s vs. Amazfit Stratos vs. Casio WSD-F20A vs. Apple SE

 
Ionic
Fenix 5s
Stratos
WSD-F20A
SE
 FitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$299$599.99$199$399$279
Release20172017201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 9 days5 days1 day18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250218x 218320 x 300320 x 320384 x 480
Size1.421.1 inches1.34 inches1.32 inches40mm
Touch
TypeOLEDnaOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance50m10ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryWear OSWatchOS 5
Apps
Music

All Wearables