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, Shopping, Career & Education, Arts & Entertainment and 66 other categories.
Centro hasn't got a lead over AdBuyer.com in any websites category.
AdBuyer.com is leading in most countries, including United States, Israel, United Kingdom, Canada and 16 other countries.
Centro is leading in Turkey.