Interpolls is leading in Top 10K Sites and Top 100K Sites.
Six Apart Advertising has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, Humor, Computer & Electronics and 45 other categories.
Interpolls is leading in People & Society, Adult, Movies, Finance and 10 other categories.
Six Apart Advertising is leading in most countries, including United States, Canada, Ukraine, South Africa and 7 other countries.
Interpolls is leading in Brazil, Japan, Australia, Latvia and 3 other countries.