crmmetrix is leading in Top 100K Sites.
crmmetrix has better usage coverage in more websites categories. Including Arts & Entertainment, Shopping, People & Society, Coupons and 15 other categories.
Zeta Search is leading in Business & Industry, Finance, Health, Online Marketing and 14 other categories.
crmmetrix is leading in most countries, including United States, China, France, Germany and 5 other countries.
Zeta Search is leading in Netherlands and Philippines.