In terms of market share, Adpersia is clearly lagging behind, losing to Didit in all segments.
Adpersia has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Internet & Telecom and 18 other categories.
Didit is leading in Medicine, Health, Publishing & Printing and TV & Video.
Didit is leading in most countries, including United States.
Didit is leading in United States.