Eulerian is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Eulerian has better usage coverage in more websites categories. Including Business & Industry, Finance, Shopping, Travel and 55 other categories.
Vertster is leading in Computer Hardware, Search Engine, Womens Interests and Science.
Eulerian is leading in most countries, including France, United Kingdom, United States, Germany and 15 other countries.
Vertster is leading in Malaysia and Australia.