In terms of market share, Merchenta is clearly lagging behind, losing to Unicast in all segments.
Merchenta has better usage coverage in more websites categories. Including Shopping, Business & Industry, Health, Clothing and 10 other categories.
Unicast is leading in People & Society, News & Media and Performing Arts.
Merchenta is leading in most countries, including United Kingdom, United States, France, Australia and 6 other countries.
Unicast hasn't got a lead over Merchenta in any country.