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 42 other categories.
Unister is leading in Travel, Tourism, Internet & Telecom and Airlines & Airports.
MerchantAdvantage is leading in most countries, including United States, United Kingdom, Russia, Canada and 8 other countries.
Unister is leading in Germany, Switzerland, Austria, Turkey and one other country.