We are often asked which system is the best to use to handle comments on a blog or site and the answer is always, “it depends on your needs.”
Ben Pines over at Pojo recently published a very thorough article comparing the native WordPress comments with Jetpack with Disqus, easily the three top commenting systems for the WordPress system.
Ben breaks down 11 different areas to consider when implementing a comment system. These include ease of use, moderation, spam filtering, design and load time.
If you are considering a commenting system on your site we suggest checking out this article.