Microsoft adCenter Conversion is leading in Top 1M Sites.
Microsoft adCenter Conversion has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Computer & Electronics and 87 other categories.
Spark Studios is leading in Movies, Animation & Comics, Lottery and Graphics & Multimedia Tools.
Microsoft adCenter Conversion is leading in most countries, including United States, United Kingdom, France, Canada and 24 other countries.
Spark Studios is leading in Portugal.