ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Casio WSD-F20A vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
ZenWatch 2
Forerunner 225
WSD-F20A
Vivofit 4
Forerunner 45
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowCasioWSD-F20ARemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$150$300$399$79.95$199
Release20162015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks1 day1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320180 x 180320 x 32088 x 88208 x 208
Size1.63 inches or 1.45 inch1 inch1.32 inchesNA1.04 inches
Touch
TypeAMOLEDn/aLCDNALCD

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/aWear OSBuilt-in
Appsn/a
Musicn/a

All Wearables