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 34 other categories.
MetriWeb is leading in People & Society, Arts & Entertainment, Career & Education, Jobs & Employment and 15 other categories.
MerchantAdvantage is leading in most countries, including United States, United Kingdom, Russia, Canada and 9 other countries.
MetriWeb is leading in Belgium, France, Netherlands, Luxembourg and 2 other countries.