In terms of market share, RetailMaven is clearly lagging behind, losing to Six Apart Advertising in all segments.
Six Apart Advertising has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Humor and 55 other categories.
RetailMaven hasn't got a lead over Six Apart Advertising in any websites category.
Six Apart Advertising is leading in most countries, including United States, United Kingdom, India, Sweden and 8 other countries.
RetailMaven is leading in Australia and Germany.