With WordPress being the most popular CMS in the world (with over 72 million websites built on it as of March 2012, according to Yoast.com), old school blogging platform Blogger (which is now owned by Google), is still struggling to remain a competitor. During the battle of Blogger vs WordPress, there are several factors that come into play when deciding which platform is better for your blog.
Both Blogger and WordPress offer free and paid versions of their platform. The free versions have advertisements and other limitations, such as no FTP upload capability and the inability to upload themes and layouts. the FTC disclosure regulations, along with WordPress’ own Terms of Service, also prevent free WordPress.com bloggers to post any content that they are receiving any type of compensation for. The free versions of Blogger and WordPress have similar functionality, but there are more free WordPress themes available in their online gallery. WordPress also gives users more storage than Blogger (1gb versus 3gb), according to this chart by WebHostingGeeks.com: