Fitbit Alta vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Apple Watch Series 4 vs. Apple Watch Series 5

 
Alta
ZenWatch 3
WSD-F20A
Watch Series 4
Watch Series 5
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$130$229$399$329$329
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours1 dayNot YetNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400320 x 320384 x 480384 x 480
Sizen/a1.39 inches1.32 inches1.78 inches1.78 Inches
Touchn/a
TypeOLEDAMOLEDLCDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMNot YetNot Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSWatch OS 5WatchOS 5
Apps
Music

All Wearables