In terms of market share, Open AdExchange is clearly lagging behind, losing to ReferLocal in all segments.
Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, People & Society and 26 other categories.
ReferLocal is leading in News & Media and Chats & Forums.
Open AdExchange is leading in most countries, including Denmark, Norway, Sweden, Canada and 7 other countries.
ReferLocal is leading in United States and Netherlands.