ASUS ZenWatch 2 vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Fitbit Flex vs. Apple Watch Series 4

 
ZenWatch 2
Watch Series 2
WSD-F20A
Flex
Watch Series 4
 ASUSZenWatch 2Remove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$269$399$100$329
Release20162016201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a18 hours1 day5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320340 x 272 or 390 x 312320 x 320NA384 x 480
Size1.63 inches or 1.45 inch1.5 inches or 1.65 inches1.32 inchesNA1.78 inches
TouchNA
TypeAMOLEDAMOLEDLCDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675ATM5 ATM1 ATMNot Yet

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWatch OSWear OSNAWatch OS 5
Apps
Music

All Wearables