In terms of market share, Adpersia is clearly lagging behind, losing to Alphabird in all segments.
Adpersia has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Internet & Telecom, News & Media and 18 other categories.
Alphabird is leading in Car Buying, Autos & Vehicles and Awards.
Alphabird is leading in most countries, including United States.
Alphabird is leading in United States.