Fitbit One vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Diesel On Full Guard 2.5 vs. Apple SE

 
One
WSD-F20A
Alta HR
On Full Guard 2.5
SE
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$399$150$325$279
Release20122018201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days1 day7 days4 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320128 x 36454x454384 x 480
Sizen/a1.32 inches1.4 inches1.39 inches40mm
Touch
TypeOLEDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water ResistanceSplast Resistant5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSWatchOS 5
Apps
Music

All Wearables