[_ck_]

No one else can answer what is best for you.

It takes ten to twenty minutes tops to install bbPress.

Install both, play with both for a weekend, delete the one you don’t want.

Here is someone who tried six different forums and went with bbPress:

http://www.beholdgenealogy.com/blog/?p=591

http://themehybrid.com/support/topic/best-wordpress-forum

Which is better bbpress or wp-forum plugin ?

https://bbpress.org/forums/topic/bbpress-10-alpha#post-18532