In terms of market share, AdvertiseSpace is clearly lagging behind, losing to Unicast in all segments.
AdvertiseSpace has better usage coverage in more websites categories. Including Arts & Entertainment, Internet & Telecom, Computer & Electronics, People & Society and 34 other categories.
Unicast is leading in Performing Arts.
AdvertiseSpace is leading in most countries, including India, United States, Italy, France and 27 other countries.
Unicast hasn't got a lead over AdvertiseSpace in any country.