PayU is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
PayU has better usage coverage in more websites categories. Including Shopping, Business & Industry, Internet & Telecom, Arts & Entertainment and 86 other categories.
PayZen is leading in Winter Sports, Medicine, Boating and Conditions & Diseases.
PayU is leading in most countries, including Poland, Czech Republic, Slovakia, Turkey and 21 other countries.
PayZen is leading in France, French Polynesia and Belgium.