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 93 other categories.
Marktest is leading in Soccer and Newspapers.
InsightExpress is leading in most countries, including United States, China, Australia, United Kingdom and 43 other countries.
Marktest hasn't got a lead over InsightExpress in any country.