Fitbit One vs. Polar A360 vs. ASUS ZenWatch 3 vs. Casio WSD-F20A

 
One
A360
ZenWatch 3
WSD-F20A
 FitbitOneRemove Buy NowPolarA360Remove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$100$200$229$399
Release2012201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days12 days48 hours1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80400 x 400320 x 320
Sizen/a1.18 inches1.39 inches1.32 inches
Touch
TypeOLEDn/aAMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Wear OS
Apps
Music

All Wearables