GSI Media is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Vertical Acuity has better usage coverage in more websites categories. Including Arts & Entertainment, Business & Industry, Sports, TV & Video and 8 other categories.
GSI Media is leading in Shopping, Internet & Telecom, Computer & Electronics, Clothing and 6 other categories.
Vertical Acuity is leading in most countries, including Ukraine, Austria, India and Hungary.
GSI Media is leading in United States, Brazil and Netherlands.