Drupal 7
77,577 websites

Drupal 7 is free to use

http://www.drupal.org/drupal-7.0

Version 7 of Drupal.

VS

Liferay
17,472 websites

Liferay is free to use

http://www.liferay.com/

Liferay Portal is the leading open source portal for the enterprise, offering content management, collaboration, and social out-of-the-box.

Market Share by Top Websites

1 Drupal 7 is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Liferay is clearly lagging behind, losing to Drupal 7 in all segments.

Websites Categories

1 Drupal 7 has better usage coverage in more websites categories. Including Science & Education, Law & Government, Health, Computers Electronics & Technology and 19 other categories.

2 Liferay is leading in Finance.

Geography

1 Drupal 7 is leading in most countries, including United States, Russia, France, Italy and 149 other countries.

2 Liferay is leading in Spain, Vietnam, Finland, Iran and 4 other countries.