ASUS ZenWatch 2 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Garmin Vivosmart 3

 
ZenWatch 2
645 Music
Forerunner 235
Flex
Vivosmart 3
 ASUSZenWatch 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$150$450$299.99$100$139.99
Release20162018201720132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days9 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320240 x 240215 x 180NA64 x 128
Size1.63 inches or 1.45 inch1.2 inches1.23 inchesNANA
TouchNA
TypeAMOLEDMIPMIPLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNA
Apps
Music

All Wearables