Pebble Classic vs. Michael Kors Grayson vs. Fitbit Flex vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Amazfit GTR

 
Classic
Grayson
Flex
Watch Series 4
Grayson
GTR
 PebbleClassicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$99$350$100$329$350$199
Release201320182013201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days24 hours5 daysNot Yet24 hours24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144453 x 454NA384 x 480453x454454 x 454
Size1.26 inches1.39 inchesNA1.78 inches1.39 inches1.39 inches
TouchNA
Typee-paperAMOLEDLEDMicroLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATMNot Yet1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearNAWatch OS 5Android WearBuild-in
Apps
Music

All Wearables