Buysight is leading in Top 100K Sites and Top 1M Sites.
Buysight has better usage coverage in more websites categories. Including Travel, Accommodation & Hotels, Shopping, Business & Industry and 27 other categories.
Vertster is leading in Computer Hardware, Search Engine, Relationships & Dating, Womens Interests and 5 other categories.
Buysight is leading in most countries, including United States, Canada, Brazil, Peru and 11 other countries.
Vertster is leading in Ireland.