Interpolls is leading in Top 10K Sites and Top 100K Sites.
Interpolls has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Adult and 32 other categories.
Visible Measures hasn't got a lead over Interpolls in any websites category.
Interpolls is leading in most countries, including United States, Brazil, Italy, Turkey and 11 other countries.
Visible Measures is leading in Russia and Netherlands.