Ad Spirit is leading in Top 100K Sites and Top 1M Sites.
Ad Spirit has better usage coverage in more websites categories. Including Sports, Business & Industry, Soccer, Shopping and 58 other categories.
Impresiones Web is leading in People & Society, Arts & Entertainment, Adult, Music & Audio and 32 other categories.
Impresiones Web is leading in most countries, including Spain, Mexico, Argentina, Peru and 43 other countries.
Ad Spirit is leading in Germany, Austria, Switzerland, Poland and 9 other countries.