As we all know, Gamestop is the almighty gaming store that has customers whose opinions are never incorrect:
PS3: Average 9.0/10 rating
http://www.gamestop.com/Catalog/ProductReviewList.aspx?Product_ID=72386&pageno=1&type=CustomerReview
360: Average 8.0/10 rating
http://www.gamestop.com/Catalog/ProductReviewList.aspx?Product_ID=73905&pageno=1&type=CustomerReview
Wii: Average 7.0/10 rating
http://www.gamestop.com/Catalog/ProductReviewList.aspx?Product_ID=63944&pageno=1&type=CustomerReview
As much as people want to refute it, the smartest gamers shop at gamestop so this proves that PS3 > 360 > Wii!