This is a surprisingly good essay about content management system (CMS) features, and various features that are essential or merely nice extras.
It doesn't talk about specific products but it's a must read
for anyone who has thought they might need a CMS for their website but weren't sure, or really don't have a great grasp of what a CMS brings to you that a simple static set of web pages doesn't.
If we look at content management functionality as a continuum, there’s a graduated scale between the two. On the one side, you have something simple — an “articles” table with a couple of password-protected pages to update it. On the other side, you have a commercial CMS that you paid $50K for with all the bells and whistles. Specifically, how are the two different?