Marktest is leading in Top 10K Sites and Top 100K Sites.
Phonalytics has better usage coverage in more websites categories. Including Travel, Accommodation & Hotels, Business & Industry, Tourism and 8 other categories.
Marktest is leading in People & Society, Arts & Entertainment, Music & Audio, News & Media and 4 other categories.
Phonalytics is leading in most countries, including United States, Canada, Mexico, Malaysia and one other country.
Marktest is leading in Portugal and Brazil.