ASUS ZenWatch 2 vs. Amazfit Arc vs. Casio WSD-F20A vs. Apple Watch Series 4 vs. Fitbit Sense 2

 
ZenWatch 2
Arc
WSD-F20A
Watch Series 4
Sense 2
 ASUSZenWatch 2Remove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$69.99$399$329$300
Release20162016201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a20 days1 dayNot Yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 32072 x40320 x 320384 x 480336x336
Size1.63 inches or 1.45 inch0.42 inches1.32 inches1.78 inches1.59 inches
Touch
TypeAMOLEDOLEDLCDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP675 ATMNot Yet5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSWatch OS 5
Apps
Music

All Wearables