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 C3 Metrics has better usage coverage in more websites categories. Including Health, Travel, Business & Industry, Accommodation & Hotels and 52 other categories.

2 AdSide is leading in People & Society, Arts & Entertainment, Autos & Vehicles, News & Media and 39 other categories.


1 AdSide is leading in most countries, including Brazil, India, United Kingdom, Canada and 36 other countries.

2 C3 Metrics is leading in United States, Norway, Russia, France and 19 other countries.