Prudsys is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Zeta Search has better usage coverage in more websites categories. Including Business & Industry, Finance, Internet & Telecom, Health and 22 other categories.
Prudsys is leading in Shopping, Clothing, Consumer Electronics, Food & Drink and 4 other categories.
Prudsys is leading in most countries, including Italy, Sweden, Slovenia, Poland and 5 other countries.
Zeta Search is leading in United States, Canada, India, Philippines and one other country.