Compare and buy smartwatches and fitness trackers!
  Polar M400Sony SmartBandWithings Pulse Ox

Basic Info

Suggested Price $200$100$120
Release 201420142014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart $
Oxygen
Sleep
Steps
Swim

Battery

Duration 8 hours to 30 days5 days2 weeks
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac n/an/a
Windows n/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color n/ablue
Resolution n/a128 x 32
Size n/a
Touch n/aswipe
Type n/aOLED

Functions

Audio Speaker Alerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 3 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating System n/an/an/a
Apps
Music

More Info & Buy

  Withings
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