While Drupal is a Content Management System (CMS) used to manage web content and blogs, Ruby on Rails (RoR) is a web development platform. RoR can be used to create an application like Drupal. RoR is written in the language Ruby, which is similar to Perl, C or Java. With the help of RoR, you can write a CMS application. On the other hand, Drupal is written in PHP.
Comparing Ruby on Rails and PHP is like comparing apples to oranges. PHP is a programming language, while Ruby on Rails is a framework that is created with a separate language by the name of Ruby. Though the Rails framework can be used with other languages, including PHP, it is typically used with Ruby. Consequently, talking about one perpetually infers the application of the other. Here is a quick comparison between Ruby on Rails development with the PHP development:
