CoreAudience is leading in Top 100K Sites and Top 1M Sites.
WordStream has better usage coverage in more websites categories. Including Business & Industry, People & Society, Relationships & Dating, Autos & Vehicles and 54 other categories.
CoreAudience is leading in Arts & Entertainment, News & Media, Music & Audio, Clothing and 11 other categories.
WordStream is leading in most countries, including United Kingdom, South Africa, Mexico, Australia and 8 other countries.
CoreAudience is leading in Russia, Brazil, Turkey, Switzerland and 6 other countries.