Pebble Classic vs. Withings Pulse Ox vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Michael Kors Grayson

 
Classic
Pulse Ox
Grayson
Charge 3
Charge HR
Grayson
 PebbleClassicRemove Buy NowWithingsPulse OxRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$99$120$350$150$150$350
Release201320142018201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 weeks24 hours7 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/a
Windowsn/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorblue
Resolution168 x 144128 x 32453 x 45466 x 18NA453x454
Size1.26 inchesn/a1.39 inches.721 inchesNA1.39 inches
TouchSwipeNA
Typee-paperOLEDAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables