Marktest is leading in Top 10K Sites and Top 100K Sites.
Marktest has better usage coverage in more websites categories. Including People & Society, Music & Audio, Arts & Entertainment, Business & Industry and 4 other categories.
PublishFlow hasn't got a lead over Marktest in any websites category.
Marktest is leading in most countries, including Portugal.
PublishFlow hasn't got a lead over Marktest in any country.