GSI Media is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Interpolls has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Adult and 29 other categories.
GSI Media is leading in Shopping, Software, Sports, Children and 2 other categories.
Interpolls is leading in most countries, including United States, Poland, Brazil, Denmark and 8 other countries.
GSI Media is leading in Canada, Turkey, Switzerland, South Africa and 3 other countries.