Casio WSD-F20A vs. Fossil Explorist vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5 vs. Fitbit Inspire HR

 
WSD-F20A
Explorist
Watch Series 4
On Full Guard 2.5
Inspire HR
 CasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowAppleWatch Series 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$399$255$329$325$99
Release20182018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day24 hoursNot Yet4 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320454 x454384 x 480454x454139 x 60
Size1.32 inches1.4 inches1.78 inches1.39 inches1.4 inches
Touch
TypeLCDAMOLEDMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67Not Yet3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSWatch OS 5Wear OSFitbit OS
Apps
Music

All Wearables