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 Business & Industry, Arts & Entertainment, Music & Audio, TV & Video and 10 other categories.
GSI Media is leading in Shopping, Clothing, Children, Sports and 2 other categories.
Vertical Acuity is leading in most countries, including Romania, Singapore, United Kingdom, Canada and one other country.
GSI Media is leading in United States.