In terms of market share, Experian Marketing Services is clearly lagging behind, losing to Nextag ROI Optimizer in all segments.
Experian Marketing Services has better usage coverage in more websites categories. Including Autos & Vehicles, Arts & Entertainment, Car Buying, People & Society and 26 other categories.
Nextag ROI Optimizer is leading in Shopping, Business & Industry, Marketing & Advertising, Clothing and 11 other categories.
Experian Marketing Services is leading in most countries, including United States, United Kingdom, Italy, Canada and 12 other countries.
Nextag ROI Optimizer is leading in Germany, France, Saudi Arabia, Malaysia and 4 other countries.