Casio WSD-F10 vs. Fitbit Flex 2 vs. Fitbit One vs. Fitbit Charge 3 vs. Apple Watch Series 4

 
WSD-F10
Flex 2
One
Charge 3
Watch Series 4
 CasioWSD-F10Remove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowFitbitCharge 3Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$500$100$100$150$329
Release20162016201220182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygenn/a
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a5 days10-14 days7 daysNot Yet
Rechargeable

Compatibility

Android
iOSn/a
Windows Phonen/an/an/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetoothn/a
Cellularn/a
GPS
NFCn/aNA
Wi-Fin/a

Display

Colorn/a
Resolutionn/an/an/a66 x 18384 x 480
Sizen/an/an/a.721 inches1.78 inches
Touchn/an/a
TypeLCDLEDOLEDOLEDMicroLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMSplast Resistant5 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aNAWatch OS 5
Appsn/a
Musicn/a

All Wearables