In terms of market share, Six Apart Advertising is clearly lagging behind, losing to StackAdapt in all segments.
Six Apart Advertising has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Computer & Electronics and 60 other categories.
StackAdapt is leading in Health, Autos & Vehicles, Construction & Maintenance, Motorcycles and 2 other categories.
Six Apart Advertising is leading in most countries, including United States, United Kingdom, India, Brazil and 12 other countries.
StackAdapt is leading in Canada, Isle of Man, Egypt, United Arab Emirates and one other country.