In terms of market share, Advertise.com is clearly lagging behind, losing to Six Apart Advertising in all segments.
Six Apart Advertising has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Computer & Electronics and 45 other categories.
Advertise.com is leading in Health, Products & Shopping, Business & Industry, Shopping and 21 other categories.
Six Apart Advertising is leading in most countries, including United States, United Kingdom, France, Germany and 7 other countries.
Advertise.com is leading in Canada, India, Japan, China and one other country.