1
Amazon A9 is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, Open AdExchange is clearly lagging behind, losing to Amazon A9 in all segments.
1
Amazon A9 has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Food & Drink and 190 other categories.
2
Open AdExchange is leading in Office Products.
1
Amazon A9 is leading in most countries, including United States, Japan, France, Spain and 153 other countries.
2
Open AdExchange is leading in Denmark.