MerchantAdvantage is leading in Top 100K Sites and Top 1M Sites.
MerchantAdvantage has better usage coverage in more websites categories. Including Shopping, Business & Industry, Home & Garden, Health and 35 other categories.
Nextag ROI Optimizer is leading in Marketing & Advertising, Internet & Telecom, Religion & Spirituality, Transportation & Logistics and 7 other categories.
MerchantAdvantage is leading in most countries, including United States, United Kingdom, Colombia, Canada and 10 other countries.
Nextag ROI Optimizer is leading in France, Germany, Greece, Japan and one other country.