Pebble 2 vs. Polar M400 vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Sony SmartBand vs. Michael Kors Grayson

 
2
M400
Watch 2
Grayson
SmartBand
Grayson
 Pebble2Remove Buy NowPolarM400Remove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$129$200$350$350$100$350
Release201620142017201820142018

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days48 hours24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/an/a480 x 480453 x 454NA453x454
Sizen/an/a1.38 inches1.39 inchesNA1.39 inches
TouchNA
Typee-papern/aP-OLEDAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATMIP681 ATMIP581 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid Wear 2Android WearNAAndroid Wear
Apps
Music

All Wearables