Market Share by Top Websites

1 Marchex is leading in Top 10K Sites and The Entire Web.

2 In terms of market share, Microsoft adCenter Conversion is clearly lagging behind, losing to Marchex in all segments.

Websites Categories

1 Marchex has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, Internet & Telecom and 224 other categories.

2 Microsoft adCenter Conversion is leading in Book Retailers.


1 Marchex is leading in most countries, including United States, Russia, India, China and 135 other countries.

2 Microsoft adCenter Conversion hasn't got a lead over Marchex in any country.