Experian Marketing Services is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
WordStream has better usage coverage in more websites categories. Including Business & Industry, People & Society, Relationships & Dating, Health and 43 other categories.
Experian Marketing Services is leading in Autos & Vehicles, Arts & Entertainment, Car Buying, TV & Video and 16 other categories.
Experian Marketing Services is leading in most countries, including United States, Italy, Brazil, Canada and 18 other countries.
WordStream is leading in United Kingdom, Mexico, Australia, India and 8 other countries.