ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Garmin Vivofit 4

 
ZenWatch 2
Forerunner 225
Forerunner 935
645 Music
Vivofit 4
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$150$300$500$450$79.95
Release20162015201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeksUp to 2 weeks7 days1 year
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 180240 x 240240 x 24088 x 88
Size1.63 inches or 1.45 inch1 inch1.2 inches1.2 inchesNA
Touch
TypeAMOLEDn/aLCDMIPNA

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/a
Appsn/a
Musicn/a

All Wearables