ASUS ZenWatch 2 vs. Garmin Vivoactive HR vs. Polar M400 vs. Fitbit Inspire HR vs. Apple Series 6

 
ZenWatch 2
Vivoactive HR
M400
Inspire HR
Series 6
 ASUSZenWatch 2Remove Buy NowGarminVivoactive HRRemove Buy NowPolarM400Remove Buy NowFitbitInspire HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$250$200$99$399
Release20162016201420192020

Activity & Fitness

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

Battery

Durationn/a13 hours to 8 days8 hours to 30 days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320148 x 205n/a139 x 60384 x 480
Size1.63 inches or 1.45 inch1.38 inchesn/a1.4 inches40mm
Touch
TypeAMOLEDn/an/aOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP675 ATM3 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aFitbit OSWatchOS 5
Apps
Music

All Wearables