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, Spain, Ecuador, Venezuela and 12 other countries.
Visible Measures is leading in United Kingdom and Greece.