Six Apart Advertising is leading in Top 100K Sites.
Six Apart Advertising has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Computer & Electronics and 56 other categories.
Spark Studios is leading in Adult, Antiques & Collectibles, Weight Loss, Gambling and one other category.
Six Apart Advertising is leading in most countries, including United States, United Kingdom, India, Netherlands and 14 other countries.
Spark Studios is leading in Indonesia.