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 38 other categories.
Nextag ROI Optimizer is leading in Marketing & Advertising, Soccer, Construction & Maintenance, Consumer Electronics and 5 other categories.
MerchantAdvantage is leading in most countries, including United States, Canada, United Kingdom, Russia and 9 other countries.
Nextag ROI Optimizer is leading in Germany, France, Gambia and Japan.