Shopzilla is known for aggregating merchant offers across a broad retail catalogue rather than concentrating on a single shopping niche. Product pages typically group listings from different sellers, giving users a way to compare prices, brands, and item variations without checking each store separately. Its audience is mainstream online shoppers searching for price comparison platforms for everyday consumer goods, especially when comparing large retailers against smaller merchants. The service is generally free for shoppers, with the business model tied to retailer listings and referral traffic rather than a paid membership. Compared with some newer price comparison websites, Shopzilla has broad category coverage and long brand recognition in online shopping search. A practical limitation is that listing depth and merchant coverage can vary by product type, so some searches may show uneven seller representation or older pricing data than retailer-direct sources.