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