Polar M400 vs. Sony SmartWatch 3 vs. Microsoft Band 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Swatch Touch Zero One

 
M400
SmartWatch 3
Band 2
Grayson
Grayson
Touch Zero One
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowSwatchTouch Zero OneRemove Buy Now

Basic Info

Suggested Price$200$250$250$350$350$220
Release201420142015201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration8 hours to 30 days2 days48 hours (without GPS)24 hours24 hoursn/a
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320320 x 128453 x 454453x454n/a
Sizen/a1.6 inches1.36 inches1.39 inches1.39 inchesn/a
Touch
Typen/aTFT LCDCapacitative TFTAMOLEDAMOLEDn/a

Functions

Audio SpeakerAlerts onlyBluetoothn/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMIP68IPX71 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wearn/aAndroid WearAndroid Wearn/a
Apps
Musicn/a

All Wearables