CoreAudience is leading in Top 100K Sites and Top 1M Sites.
CoreAudience has better usage coverage in more websites categories. Including People & Society, Business & Industry, Arts & Entertainment, Computer & Electronics and 30 other categories.
Vertical Leap is leading in Tourism.
CoreAudience is leading in most countries, including United States, Russia, Brazil, Turkey and 9 other countries.
Vertical Leap hasn't got a lead over CoreAudience in any country.