ASUS ZenWatch 2 vs. Fitbit Blaze vs. Polar M400 vs. Asus ZenWatch vs. Fitbit Charge HR

 
ZenWatch 2
Blaze
M400
ZenWatch
Charge HR
 ASUSZenWatch 2Remove Buy NowFitbitBlazeRemove Buy NowPolarM400Remove Buy NowAsusZenWatchRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$200$200$150$150
Release20162016201420142015

Activity & Fitness

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

Battery

Durationn/a5 Days8 hours to 30 daysNA5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aPartialn/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a320 x 320NA
Size1.63 inches or 1.45 inchn/an/a1.63 inchesNA
TouchNA
TypeAMOLEDLCDn/aAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a3 ATMIP551 ATM

Notifications

Phone
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid Wearn/an/aAndroid WearNA
Apps
Music

All Wearables