Market Share by Top Websites

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

2 In terms of market share, MasterCard is clearly lagging behind, losing to American Express in all segments.

Websites Categories

1 MasterCard has better usage coverage in more websites categories. Including Shopping, Business & Industry, Arts & Entertainment, Internet & Telecom and 192 other categories.

2 American Express is leading in People & Society, News & Media, Religion & Spirituality, Humor and 33 other categories.


1 MasterCard is leading in most countries, including United States, Russia, United Kingdom, Germany and 170 other countries.

2 American Express is leading in Japan, Mexico, Argentina, China and 27 other countries.