GSI Media is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Merchenta has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Home & Garden and 10 other categories.
GSI Media is leading in Internet & Telecom, Children, Computer & Electronics, Sports and 4 other categories.
Merchenta is leading in most countries, including United Kingdom, China, Jersey, France and 10 other countries.
GSI Media is leading in United States, Canada, Germany and Switzerland.