Infectious Media is leading in Top 10K Sites and Top 100K Sites.
Shopzilla has better usage coverage in more websites categories. Including Shopping, Arts & Entertainment, Computer & Electronics, Business & Industry and 51 other categories.
Infectious Media is leading in Antiques & Collectibles and Equestrian.
Shopzilla is leading in most countries, including United States, Canada, China, Russia and 17 other countries.
Infectious Media is leading in United Kingdom, France, Belgium, Denmark and one other country.