Market Share by Top Websites

1 Yahoo Business Email is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Rackspace Email is clearly lagging behind, losing to Yahoo Business Email in all segments.

Websites Categories

1 Rackspace Email has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Health and 185 other categories.

2 Yahoo Business Email is leading in Marketing & Advertising, Internet & Telecom, Shopping, News & Media and 44 other categories.


1 Rackspace Email is leading in most countries, including United States, United Kingdom, Canada, India and 147 other countries.

2 Yahoo Business Email is leading in Russia, Ukraine, Belarus, Kazakhstan and 33 other countries.