BrandReach is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Shopzilla has better usage coverage in more websites categories. Including Shopping, People & Society, Arts & Entertainment, Business & Industry and 121 other categories.
BrandReach is leading in Adult, Gay, Lesbian, & Bisexual, File Sharing, Email and one other category.
BrandReach is leading in most countries, including United States, Russia, Germany, Brazil and 23 other countries.
Shopzilla is leading in United Kingdom, India, Malaysia, Australia and 21 other countries.