Search thousands of bricks & mortar and online stores at once to identify the best bargains for a your product of interest. This is price shopping at its best and the difference in price between vendors for the same item will often amaze you.
This price comparison service works best if you already know the exact product you are seeking to purchase. You will be able to compare prices for that product across various discount online stores, including e-Bay. User reviews of the sellers available.
Another powerful price comparison tool, MySimon does not feature user reviews of the stores but it offers extended product information, editorial buyer's guides, and it indexes Amazon.com products in its searchable database.