When comparing Wagtail vs Mezzanine, the Slant community recommends Wagtail for most people. In the question“What are the best Python based CMSs?” Wagtail is ranked 2nd while Mezzanine is ranked 3rd. The most important reason people chose Wagtail is:
Although Wagtail comes with only the most basic features, it's by no means an incomplete CMS. It's very extendable and it's up to the developer to choose how to extend it.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Extendable
Although Wagtail comes with only the most basic features, it's by no means an incomplete CMS. It's very extendable and it's up to the developer to choose how to extend it.
Pro Lightweight with the most useful functionalities
Wagtail is a simple and lightweight CMS with the most basic and useful set of features baked in out of the box.
Pro Great separation between developers and editors
Wagtail has the perfect separation between developers and editors. It allows you to construct a site with minimal fuss with features like the awesome stream field and hand it over to virtually any content editor. You can build the site with no knowledge of Django and with the simple interface require no training to get started.
Although this will always require developer time, with 2 or 3 days you can quickly get up a boilerplate site that will fulfill 80% of any site you will develop. Leaving only the bespoke parts to do.
It also nicely slots into any Django project with no fuss.
Pro Ready to use out of the box
Mezzanine has a built-in search engine and API, integration with services like Disqus, Gravatar, Google Analytics, Twitter, bit.ly, Akismet, a blog and a good selection of templates available out of the box.
Pro Frontend editing
Editing of blog posts or themes and widgets can be done on the frontend as long as the user is logged in with an Admin account. This make Mezzanine very easy to use and manage even for people who may not be experienced at all in programming.
Pro Blog and shopping module mezzanine cartridge integration
Pro Popular and has an active community
Mezzanine is a very well-maintained CMS. It is very popular and has a nice and helpful community around it. This means that there's help available for any problem that you may face with it.
Cons
Con ImageChooser widgets dont fully work in sub panels
Con You need to be experienced in Django to get the most of it
Installing Wagtail on a remote server is a little more complicated than FTPing a bunch of files. Furthermore there's no ecosystem for plugins and themes so it can only be fully extended by a developer experienced with Django.
Con No support for scheduled publishing
With Mezzanine you cannot schedule future blog posts or changes to be posted at a particular time.