GSI Media is leading in Top 10K Sites and Top 100K Sites.
Merchenta has better usage coverage in more websites categories. Including Shopping, Business & Industry, Home & Garden, Health and 7 other categories.
GSI Media is leading in Clothing, Sports, Children, Internet & Telecom and 2 other categories.
Merchenta is leading in most countries, including United Kingdom, France, Hong Kong, Australia and 12 other countries.
GSI Media is leading in United States and Mexico.