ASUS ZenWatch 2 vs. Polar M400 vs. Apple Watch Series 4 vs. Fitbit Versa 2 vs. Fitbit Inspire 3

 
ZenWatch 2
M400
Watch Series 4
Versa 2
Inspire 3
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowAppleWatch Series 4Remove Buy NowFitbitVersa 2Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$150$200$329$199$100
Release20162014201820192022

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 daysNot Yet5 days10 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/a384 x 480300 x 30032x18
Size1.63 inches or 1.45 inchn/a1.78 inches1.34 inches46 inches
Touch
TypeAMOLEDn/aMicroLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMNot Yet5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWatch OS 5Build-in
Apps
Music

All Wearables