ASUS ZenWatch 2 vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Apple Watch Series 4 vs. Garmin Forerunner 45

 
ZenWatch 2
Alta HR
Vivofit 4
Watch Series 4
Forerunner 45
 ASUSZenWatch 2Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$150$150$79.95$329$199
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days1 yearNot Yet7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 3688 x 88384 x 480208 x 208
Size1.63 inches or 1.45 inch1.4 inchesNA1.78 inches1.04 inches
Touch
TypeAMOLEDOLEDNAMicroLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMNot Yet5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWatch OS 5Built-in
Apps
Music

All Wearables