What you actually want to know?
Each CMS have different function. If you want to compare wordpress with joomla, this is vital and wordpress is always better than joomla.
But you can not compare wordpress or joomla with Magento. Magento is specially built for ecommerce flatform. Using wordpress you can make different type of website, but if we say about Ecommerce website Magento is the best.
According to me Word press is the best CMS platform.
According to me WordPress is best it is easy to handle and most friendly.
Wordpress is best for Ecommerce platform for Medium Sized store where as Magento is best for Big Sized Store.
WordPress and magneto both are best CMS and i think wordpress is more reliable then other.
Wordpress is the best CMS as it offers lots of plugins & the sites made in wordpress are seo friendly aswell.
Wordpress is best for Beginners.
OpenCart, Magento and WordPress are the best CMS.
Wordpress is best CMS because it is more SEO friendly.
World's most popular software for creating blogs and websites. It is open source software that is free to use.
WordPress is, first and foremost, a blogging platform. .