Market Share by Top Websites

1 Index Exchange is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Yahoo Ad Exchange is clearly lagging behind, losing to Index Exchange in all segments.

Websites Categories

1 Index Exchange has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Arts & Entertainment, Domain Names & Register and 216 other categories.

2 Yahoo Ad Exchange is leading in People & Society, Web Hosting, Music & Audio, Religion & Spirituality and 10 other categories.

Geography

1 Index Exchange is leading in most countries, including United States, United Kingdom, Russia, Canada and 143 other countries.

2 Yahoo Ad Exchange is leading in Japan, Taiwan, Indonesia, Malaysia and 13 other countries.