PriceGrabber Review
User Rating: 3.8 Rate It
PriceGrabber is an industry innovator in the price comparison shopping market, adding new technologies to make online shopping an informed and pleasurable experience. PriceGrabber helps you find the best product for your needs by including merchant ratings, product pictures and specifications, and pricing information that factors in applicable sales tax and shipping based on where you live.

Shopping.com Review
User Rating: 3.7 Rate It
Price comparison shopping for books is easy with Shopping.com. You can find any book at the lowest price by searching by title, author or ISBN. At Shopping.com you can search thousands of stores for the best prices on almost any product.

BizRate.com
User Rating: 3.8 Rate It
Compare prices on millions of products from thousands of stores with BizRate.com. Compare products based on consumer reviews and merchants based on consumer ratings and on-time delivery to shop with confidence. Quickly search for the lowest prices on books by keyword, author, title or ISBN.

NexTag
User Rating: 2.9 Rate It
The NexTag Exchange Network aggregates millions of items sold by name brand, small business, and individual sellers in over 30 categories. They support a comparison-shopping engine with e-commerce technology where individuals and companies can buy and sell new and used goods. They combine the price with tax and shipping to give you the true price when price comparison shopping.

AddAll
User Rating: 3.8 Rate It
AddAll is a free service for searching and price comparison shopping for book deals online. It claims to be built by book buyers for book buyers and provides independent and impartial results.

AllBookStores.com
User Rating: 4.0 Rate It
Their price comparison shopping engine searches more than 30 online bookstores to find the lowest book prices on the web. Search for a particular book by Title, Author, or ISBN. They include approximate shipping costs and tax info, to help you compare prices better.

Froogle
User Rating: 3.9 Rate It
Froogle is a shopping search engine from Google that is still in Beta. Froogle has many features and qualities that set it apart from other comparison shopping services, including that it allows for both local and online price comparison. It is also incredibly comprehensive, which makes it the best bet when you are searching for less common items.

ISBN.nu
User Rating: 3.6 Rate It
This web site provides a fast and easy to use price search engine for finding the best prices on any book.

mySimon Review
User Rating: 3.2 Rate It
This site helps you find the lowest prices by price comparison shopping for millions of products at thousands of online stores. This service provides relevant and comprehensive information and is fast, easy to use, and free.

PriceSCAN
User Rating: 3.5 Rate It
PriceSCAN has a searchable database providing unbiased price comparison shopping for numerous products from many online and traditional retailers. They even let you search for the best prices on functionally equivalent products, which can save you a great deal of money.

Overstock.com
User Rating: 3.5 Rate It
At Overstock.com you'll find your favorite brands and great selection in over 37 product categories with new products added every day. Their products are top-quality, but shopping at Overstock.com is like shopping at a clearance sale, with discounts of 40-70% off every day of the week.

Audio Book Club
User Rating: 4.2 Rate It
Join Audio Book Club today and get 4 audiobooks for 1 cent. Members get access to the latest and greatest audiobooks in dozens of categories, up to 70% off publishers prices on selected titles. Their huge selection of audiobooks will help make the most of your time.

Barnes & Noble
User Rating: 3.7 Rate It
Focused largely on the sale of books, music, software, magazines, prints, posters, and related products, barnesandnoble.com has become the second largest, and one of the fastest growing, online distributors of books.

Buy.com
User Rating: 3.3 Rate It
Offers the latest computer hardware and software, the newest releases of videos and DVDs, the hottest console and PC games, music CD’s, and books as well as golf equipment all at guaranteed everyday low prices.

eCampus.com
User Rating: 3.6 Rate It
The mission at ecampus.com is to provide the easiest, fastest, cheapest way for college and university students to buy textbooks and stuff. You can shop by your college course or use their advanced search. You can even sell your used textbooks for cash back. Check out the bargain books section, where you can save 50% off.

Amazon.com
User Rating: 3.7 Rate It
Amazon.com has Earth's Biggest Selection™ of products, including online auctions and millions of books, CDs, videos, DVDs, toys, video games, electronics, computer components, tools and hardware, lawn and patio, kitchen products and gifts.