MetriWeb is leading in Top 10K Sites and Top 100K Sites.
ROI trax has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Career & Education and 29 other categories.
MetriWeb is leading in People & Society, Arts & Entertainment, News & Media, Jobs & Employment and 22 other categories.
ROI trax is leading in most countries, including United States, Chile, Turkey, Nigeria and 8 other countries.
MetriWeb is leading in Belgium, France, Luxembourg, Russia and 3 other countries.