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 Science, Social Sciences, Law & Government, Government and 8 other categories.
InsightExpress is leading in most countries, including United States, China, United Kingdom, Canada and 43 other countries.
Vizzit is leading in Sweden, Bulgaria and Belarus.