Polar M400 vs. Sony SmartWatch 3 vs. Asus ZenWatch

 
M400
SmartWatch 3
ZenWatch
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$200$250$150
Release201420142014

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320320 x 320
Sizen/a1.6 inches1.63 inches
Touch
Typen/aTFT LCDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP68IP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearAndroid Wear
Apps
Music

All Wearables