PayZen is leading in Top 100K Sites and Top 1M Sites.
PayZen has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Travel, Accommodation & Hotels and 19 other categories.
Quaderno is leading in Computer & Electronics, Software, Movies, Telecommunications and one other category.
Quaderno is leading in most countries, including Spain, United States, Germany, United Kingdom and 8 other countries.
PayZen is leading in France, Brazil, Egypt, Peru and one other country.