BrandReach is leading in Top 10K Sites and Top 100K Sites.
Shopzilla has better usage coverage in more websites categories. Including Shopping, People & Society, Arts & Entertainment, Business & Industry and 120 other categories.
BrandReach is leading in Adult, Gay, Lesbian, & Bisexual, Email, File Sharing and one other category.
BrandReach is leading in most countries, including Russia, Turkey, Germany, India and 31 other countries.
Shopzilla is leading in United States, United Kingdom, Canada, Australia and 15 other countries.