Fitbit One vs. Apple Watch vs. Casio WSD-F20A vs. Diesel On Full Guard 2.5 vs. Fitbit Inspire HR

 
One
Watch
WSD-F20A
On Full Guard 2.5
Inspire HR
 FitbitOneRemove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$100$349$399$325$99
Release20122015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours1 day4 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320454x454139 x 60
Sizen/a1.5 inches or 1.65 inches1.32 inches1.39 inches1.4 inches
Touch
TypeOLEDAMOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIPX75 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSWear OSFitbit OS
Apps
Music

All Wearables