Marktest is leading in Top 10K Sites and Top 100K Sites.
Visit Streamer has better usage coverage in more websites categories. Including Sports, Shopping, People & Society, Religion & Spirituality and 16 other categories.
Marktest is leading in Newspapers and TV & Video.
Visit Streamer is leading in most countries, including Brazil, Indonesia, Japan, Hungary and 10 other countries.
Marktest is leading in Portugal.