Originally Posted by Saulie

I think that both are brilliant little pices of software. I think that it comes down to both personal preference and what exactly you are going to use the forum for.

I have always been a vbulletin person myself but on my most recent project have been playing around with IPB. Although I am loving IPB at the moment, there are things that I am missing like the vbulletin.org community with loads of add ons that just aren't there for IPB. I think if you want just a forum that does the job go for IPB, but if you want to build on the forum, add more features and make it into a community, your better off sticking to vb.