Polar M400 vs. Microsoft Band 2 vs. Michael Kors Grayson vs. Jaybird Reign vs. Michael Kors Grayson vs. Swatch Touch Zero One

 
M400
Band 2
Grayson
Reign
Grayson
Touch Zero One
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsGraysonRemove Buy NowJaybirdReignRemove Buy NowMichael KorsGraysonRemove Buy NowSwatchTouch Zero OneRemove Buy Now

Basic Info

Suggested Price$200$250$350$150$350$220
Release201420152018201520182015

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)24 hours5 days24 hoursn/a
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128453 x 454NA453x454n/a
Sizen/a1.36 inches1.39 inchesNA1.39 inchesn/a
TouchNA
Typen/aCapacitative TFTAMOLEDLEDAMOLEDn/a

Functions

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

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMIPX71 ATMNA1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearNAAndroid Wearn/a
Apps
Musicn/a

All Wearables