Pebble Classic vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Apple Watch Ultra

 
Classic
Grayson
Charge 3
Charge HR
Grayson
Watch Ultra
 PebbleClassicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$99$350$150$150$350$799
Release201320182018201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days24 hours7 days5 days24 hours36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution168 x 144453 x 45466 x 18NA453x454502x410 pixels
Size1.26 inches1.39 inches.721 inchesNA1.39 inches1.92 inches
TouchNA
Typee-paperAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM1 ATM1 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearNANAAndroid WearWatchOS 9
Apps
Music

All Wearables