Marktest is leading in Top 10K Sites.
Rich has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, TV & Video, Business & Industry and 11 other categories.
Marktest is leading in News & Media, Religion & Spirituality and Newspapers.
Rich is leading in most countries, including Sweden, Norway, China, Finland and 5 other countries.
Marktest is leading in United Kingdom, Brazil and Portugal.