Marktest is leading in Top 10K Sites and Top 100K Sites.
Trovus Revelations has better usage coverage in more websites categories. Including Business & Industry, Law & Government, Finance, Law and 35 other categories.
Marktest is leading in Music & Audio, Newspapers, Soccer and TV & Video.
Trovus Revelations is leading in most countries, including United Kingdom, United States, Germany, France and 17 other countries.
Marktest is leading in Pakistan and Portugal.