Polar M400 vs. Sony SmartBand 2 vs. Withings Pulse Ox vs. LG Watch Urbane vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M400
SmartBand 2
Pulse Ox
Watch Urbane
Grayson
Grayson
 PolarM400Remove Buy NowSonySmartBand 2Remove Buy NowWithingsPulse OxRemove Buy NowLGWatch UrbaneRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$130$120$245$350$350
Release201420152014201520182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days2 weeksNA24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-FiNA

Display

Colorn/ablue
Resolutionn/an/a128 x 32320 x 320453 x 454453x454
Sizen/an/an/a1.3 inches1.39 inches1.39 inches
Touchn/aSwipe
Typen/an/aOLEDP-OLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP58IP671 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables