Ceros is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ceros has better usage coverage in more websites categories. Including Business & Industry, Shopping, Arts & Entertainment, Travel and 58 other categories.
Whichit is leading in Soccer, Sports and Gambling.
Ceros is leading in most countries, including United States, United Kingdom, South Africa, Belgium and 38 other countries.
Whichit hasn't got a lead over Ceros in any country.