Casio WSD-F20A vs. Fitbit Versa vs. Polar Loop vs. Apple Series 6

 
WSD-F20A
Versa
Loop
Series 6
 CasioWSD-F20ARemove Buy NowFitbitVersaRemove Buy NowPolarLoopRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$399$199.99$100$399
Release2018201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day4 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320300 x300NA384 x 480
Size1.32 inches1.34 inchesNA40mm
Touch
TypeLCDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNAWatchOS 5
Apps
Music

All Wearables