1
vBulletin 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 vBulletin in all segments.
1
vBulletin has better usage coverage in more websites categories. Including Computers Electronics & Technology, Vehicles, Games, Arts & Entertainment and 20 other categories.
2
WHMCS hasn't got a lead over vBulletin in any websites category.
1
vBulletin is leading in most countries, including United States, Russia, Germany, United Kingdom and 81 other countries.
2
WHMCS is leading in China, Iran, Brazil, Indonesia and 43 other countries.