DynamicYield is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
DynamicYield has better usage coverage in more websites categories. Including News & Media, Shopping, Gambling, Clothing and 62 other categories.
Marktest is leading in People & Society.
DynamicYield is leading in most countries, including United Kingdom, Israel, United States, China and 54 other countries.
Marktest is leading in Portugal.