What're the new features from Asp.net mvc 4.0?
Asp.net mvc 4.0 can be installed side-by-side with ASP.NET MVC 3 and you can upgrade from your existing mvc project directly by copying over all the views, controllers, code, and content files. The best improvement in this release is the "create new Asp.net mvc 4 projects" has been updated to create a more modern-looking website which is Mobile compatible! The template employs a technique called adaptive rendering to look good in both desktop browsers and mobile browsers without any customization. With increasing mobile website users, asp.net mvc 4 simply offers the best solution for web developer up to date requirements. You can see some of the following related articles:
MVC 4.0 is 100% backwards compatible with the current version of MVC and will provide a smooth migration experience when it is released. Taking advantage of the new features of MVC 4.0 ensures more compact code, a richer set of services and capabilities, a more effective and appealing user interface, easy to navigate, a more elegant and easy-to-maintain application architecture, and a powerful set of administration tools.