1
Drupal is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, WHMCS is clearly lagging behind, losing to Drupal in all segments.
1
Drupal has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Marketing & Advertising and 241 other categories.
2
WHMCS is leading in Web Hosting.
1
Drupal is leading in most countries, including United States, Russia, France, United Kingdom and 213 other countries.
2
WHMCS hasn't got a lead over Drupal in any country.