MerchantAdvantage is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
MerchantAdvantage has better usage coverage in more websites categories. Including Shopping, Business & Industry, Home & Garden, Health and 31 other categories.
MetriWeb is leading in Arts & Entertainment, People & Society, Career & Education, Jobs & Employment and 13 other categories.
MerchantAdvantage is leading in most countries, including United States, Canada, United Kingdom, Argentina and 7 other countries.
MetriWeb is leading in Belgium, France, Luxembourg, Netherlands and 2 other countries.