AdBuyer.com is leading in Top 100K Sites and Top 1M Sites.
AdBuyer.com has better usage coverage in more websites categories. Including Business & Industry, Career & Education, Shopping, Arts & Entertainment and 69 other categories.
Visible Measures hasn't got a lead over AdBuyer.com in any websites category.
AdBuyer.com is leading in most countries, including United States, France, Israel, Canada and 21 other countries.
Visible Measures is leading in United Kingdom.