Market Share by Top Websites

1 C3 Metrics is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, AdSide is clearly lagging behind, losing to C3 Metrics in all segments.

Websites Categories

1 AdSide has better usage coverage in more websites categories. Including People & Society, Autos & Vehicles, Arts & Entertainment, News & Media and 42 other categories.

2 C3 Metrics is leading in Travel, Business & Industry, Accommodation & Hotels, Career & Education and 35 other categories.


1 C3 Metrics is leading in most countries, including United States, Canada, France, Russia and 16 other countries.

2 AdSide is leading in India, Brazil, Philippines, Germany and 13 other countries.