Market Share by Top Websites

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, PubMatic is clearly lagging behind, losing to Amazon A9 in all segments.

Websites Categories

1 PubMatic has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Computer & Electronics, News & Media and 160 other categories.

2 Amazon A9 is leading in Religion & Spirituality, Food & Drink, Cooking & Recipes, Home & Garden and 49 other categories.


1 Amazon A9 is leading in most countries, including United States, Japan, Spain, France and 112 other countries.

2 PubMatic is leading in India, Italy, Philippines, Pakistan and 48 other countries.