Looking for a Voting Site

I want to post a site comparing various video cameras and give folks the chance to vote and rate the hardware so that it automatically ranks in popularity. I also want the site to do the same with lighting and audio gear. So 3 categories of lists that users can vote on- all slickly presented. Anyone point me to something?

what about http://uservoice.com/

Hmm- interesting but maybe I’m looking for something a bit more visually inspired. Though a Digg like experience is interesting… I’m going to explore that more.