Fitbit Ionic vs. Apple Watch vs. Casio WSD-F20A vs. Fitbit Charge vs. Fitbit Inspire 3

 
Ionic
Watch
WSD-F20A
Charge
Inspire 3
 FitbitIonicRemove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$299$349$399$130$100
Release20172015201820142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days18 hours1 day7-10 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250340 x 272 or 390 x 312320 x 320NA32x18
Size1.421.5 inches or 1.65 inches1.32 inchesNA46 inches
TouchNA
TypeOLEDAMOLEDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIPX75 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OSWear OSNA
Apps
Music

All Wearables