ASUS ZenWatch 2 vs. Polar M400 vs. Polar A360 vs. Fitbit Alta HR vs. Garmin VivoActive 4

 
ZenWatch 2
M400
A360
Alta HR
VivoActive 4
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowPolarA360Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$200$200$150$349
Release20162014201520172019

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days12 days7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a160 x 80128 x 36260 x 260
Size1.63 inches or 1.45 inchn/a1.18 inches1.4 inches1.3ionches
Touch
TypeAMOLEDn/an/aOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMWR305 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aWear OS
Apps
Music

All Wearables