Asus ZenWatch vs. Casio WSD-F20A vs. Garmin Chronos vs. Fitbit Flex vs. Garmin Forerunner 45

 
ZenWatch
WSD-F20A
Chronos
Flex
Forerunner 45
 AsusZenWatchRemove Buy NowCasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$150$399$1500$100$199
Release20142018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA1 day8 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320218 x 218NA208 x 208
Size1.63 inches1.32 inches1.2 inchesNA1.04 inches
TouchNA
TypeAMOLEDLCDMIPLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP555 ATM10 ATM1 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearWear OSWear OSNABuilt-in
Apps
Music

All Wearables