Casio WSD-F10 vs. Fitbit Alta vs. Casio WSD-F20A vs. Fitbit Charge vs. Apple Watch Ultra

 
WSD-F10
Alta
WSD-F20A
Charge
Watch Ultra
 CasioWSD-F10Remove Buy NowFitbitAltaRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$500$130$399$130$799
Release20162016201820142022

Activity & Fitness

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

Battery

Durationn/a5 days1 day7-10 days36 hrs
Rechargeable

Compatibility

Android
iOSn/a
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

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

Display

Color
Resolutionn/an/a320 x 320NA502x410 pixels
Sizen/an/a1.32 inchesNA1.92 inches
Touchn/an/aNA
TypeLCDOLEDLCDOLED

Functions

Audio Speakern/a
ClockLTPO OLED Retina
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM1 ATM10 ATM (100 Meters)

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWear OSNAWatchOS 9
Appsn/a
Musicn/a

All Wearables