Asus ZenWatch vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Garmin Vivosmart 3 vs. Garmin Vivosmart 4

 
ZenWatch
Forerunner 235
Flex
Vivosmart 3
Vivosmart 4
 AsusZenWatchRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$299.99$100$139.99$130
Release20142017201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA9 days5 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320215 x 180NA64 x 12848 x 128
Size1.63 inches1.23 inchesNANA0.74 inches
TouchNA
TypeAMOLEDMIPLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearNA
Apps
Music

All Wearables