1. A method of comparing a focal product with one or more comparison products, the method comprising: selecting said focal product and one or more attributes relating to said focal product and said one or more comparison products; standardizing and weighting said one or more attributes; determining for each of said one or more weighted attributes an attribute score; based on said attribute scores, calculating a total score for each of said one or more comparison products; and based on said total score, presenting on a presentation device said one or more comparison products in order of relevancy to said focal product.