AdMeta is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Impresiones Web has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Adult, Music & Audio and 97 other categories.
AdMeta is leading in Science, Social Sciences, Newspapers, Real Estate and 39 other categories.
AdMeta is leading in most countries, including Poland, Spain, Russia, France and 69 other countries.
Impresiones Web is leading in Mexico, Argentina, Peru, Colombia and 22 other countries.