InsightExpress is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
InsightExpress has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Business & Industry and 83 other categories.
Vizzit is leading in Social Sciences, Science, Government, Law & Government and 8 other categories.
InsightExpress is leading in most countries, including United States, China, Poland, Canada and 38 other countries.
Vizzit is leading in Sweden and Costa Rica.