There is a series of interviews appearing on Josette Garcia's blog which go through all the three major Perl web frameworks:

http://www.josetteorama.com/all-about-mojolicious-interview-of-sebastian-riedel-part-1/

http://www.josetteorama.com/all-about-dancer-interview-of-sawyerx/

http://www.josetteorama.com/all-about-catalyst-interview-of-matt-s-trout-part-1-of-3/

might help you in choosing