ASUS ZenWatch 2 vs. Polar M400 vs. Fitbit Alta vs. Garmin Forerunner 235 vs. Garmin Vivoactive 3

 
ZenWatch 2
M400
Alta
Forerunner 235
Vivoactive 3
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivoactive 3Remove Buy Now

Basic Info

Suggested Price$150$200$130$299.99$299
Release20162014201620172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 hours to 30 days5 days9 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a215 x 180240 x 240
Size1.63 inches or 1.45 inchn/an/a1.23 inches1.2 inches
Touchn/a
TypeAMOLEDn/aOLEDMIPMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMn/a5 ATM5 ATM

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/a
Apps
Music

All Wearables