Polar M400 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Misfit Ray vs. Asus ZenWatch

 
M400
Activite Sapphire
Band 2
Ray
ZenWatch
 PolarM400Remove Buy NowWithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowMisfitRayRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$200$450$250$100$150
Release20142014201520162014

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 months48 hours (without GPS)6 monthsNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 128n/a320 x 320
Sizen/a1.3 inches1.36 inchesn/a1.63 inches
Touchn/a
Typen/aAnalogCapacitative TFTLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIPX75 ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/an/an/aAndroid Wear
Apps
Music

All Wearables