The fundamental difference between User Experience $($ UX$)$ and Interface $($UI$)$ is: The user interface consists of all elements where a user provides information or input to a site and the user experience consists of all elements where the site provides information or input to a user The user interface is the behind $-$the$-$scenes code that makes the site work and the user experience is what the user actually sees when look at the site The user interface is the part of the site that faces the user when they look at it and the user experience is the way a person feels about using site The user interface applies to buttons $,$ navigation and wayfinding while user experience refers to the content $($text $,$ images $,$ video $,$ etc. $)$