Wikipedia
ProCompare
ProCompare (ProCompare.com) is a review site that aims to help small businesses evaluate various technology products ( software, hardware and webware). It also has a searchable directory of profiles of IT professionals who have registered on the site for review or promotion purposes. The products are reviewed by the registered users and aggregated for providing recommendations.
Users have the option of personalizing the product ranking based on preferences (weightings for different criteria for a given product/service) and can also view product specifications, read reviews of the products and compare selected products.