Marktest is leading in Top 10K Sites and Top 100K Sites.
News Registry has better usage coverage in more websites categories. Including People & Society, Business & Industry, News & Media, Law & Government and 50 other categories.
Marktest hasn't got a lead over News Registry in any websites category.
News Registry is leading in most countries, including United States, India, Canada, Russia and 31 other countries.
Marktest is leading in Portugal.