ASUS ZenWatch 2 vs. Garmin 645 Music vs. Fitbit Flex vs. Garmin Vivosmart HR Plus vs. Apple Watch Series 4

 
ZenWatch 2
645 Music
Flex
Vivosmart HR Plus
Watch Series 4
 ASUSZenWatch 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$450$100$179$329
Release20162018201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days5 days5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320240 x 240NA160 x 68384 x 480
Size1.63 inches or 1.45 inch1.2 inchesNA0.5 inches x 0.8 inches1.78 inches
TouchNA
TypeAMOLEDMIPLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM5 ATMNot Yet

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNANAWatch OS 5
Apps
Music

All Wearables