In terms of market share, Adfunky is clearly lagging behind, losing to Visible Measures in all segments.
Adfunky has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, TV & Video, News & Media and 31 other categories.
Visible Measures hasn't got a lead over Adfunky in any websites category.
Adfunky is leading in most countries, including Mexico, Brazil, Argentina, Chile and 10 other countries.
Visible Measures is leading in United States.