In terms of market share, Elgg is clearly lagging behind, losing to TerminalFour in all segments.
Elgg has better usage coverage in more websites categories. Including Internet & Telecom, Business & Industry, Arts & Entertainment, People & Society and 92 other categories.
TerminalFour is leading in Universities & Colleges.
Elgg is leading in most countries, including France, Spain, Russia, India and 56 other countries.
TerminalFour is leading in United States and Australia.