ASUS ZenWatch 2 vs. Fitbit Blaze vs. Polar M400 vs. Withings Pulse Ox vs. Fitbit Charge 3

 
ZenWatch 2
Blaze
M400
Pulse Ox
Charge 3
 ASUSZenWatch 2Remove Buy NowFitbitBlazeRemove Buy NowPolarM400Remove Buy NowWithingsPulse OxRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$150$200$200$120$150
Release20162016201420142018

Activity & Fitness

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

Battery

Durationn/a5 Days8 hours to 30 days2 weeks7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aPartialn/an/a
Macn/an/a
Windowsn/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorblue
Resolution320 x 320n/an/a128 x 3266 x 18
Size1.63 inches or 1.45 inchn/an/an/a.721 inches
TouchSwipe
TypeAMOLEDLCDn/aOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a3 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/an/aNA
Apps
Music

All Wearables