Ceros is leading in Top 100K Sites and Top 1M Sites.
Ceros has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, Finance and 57 other categories.
Wayin is leading in Education, TV & Video, Baseball, Outdoors and 3 other categories.
Ceros is leading in most countries, including United States, United Kingdom, South Africa, Spain and 32 other countries.
Wayin is leading in Hong Kong, Austria, Italy and Argentina.