Fitbit Flex 2 vs. Apple Watch vs. Michael Kors Grayson vs. Pebble Core vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson

 
Flex 2
Watch
Grayson
Core
On Full Guard 2.5
Grayson
 FitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$349$350$99$325$350
Release201620152018201620182018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days18 hours24 hoursNA4 days24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312453 x 454NA454x454453x454
Sizen/a1.5 inches or 1.65 inches1.39 inchesNA1.39 inches1.39 inches
Touchn/aNA
TypeLEDAMOLEDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX71 ATMNA3 ATM1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSAndroid WearNAWear OSAndroid Wear
Apps
Music

All Wearables