Fitbit One vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Fitbit Charge 3

 
One
ZenWatch 3
WSD-F20A
Alta HR
Charge 3
 FitbitOneRemove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$100$229$399$150$150
Release20122017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days48 hours1 day7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

BluetoothYes
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a400 x 400320 x 320128 x 3666 x 18
Sizen/a1.39 inches1.32 inches1.4 inches.721 inches
Touch
TypeOLEDAMOLEDLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSNA
Apps
Music

All Wearables