Peerius 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, Autos & Vehicles and 47 other categories.
Peerius is leading in Shopping, Clothing, Home & Garden, Sports and 22 other categories.
Peerius is leading in most countries, including United Kingdom, Germany, Austria, France and 27 other countries.
WordStream is leading in United States, South Africa, Canada, Mexico and 4 other countries.