Microsoft adCenter Conversion is leading in Top 100K Sites and Top 1M Sites.
Microsoft adCenter Conversion has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Computer & Electronics and 102 other categories.
Spark Studios is leading in Video Games, Animation & Comics, Movies, Graphics & Multimedia Tools and 2 other categories.
Microsoft adCenter Conversion is leading in most countries, including United States, United Kingdom, France, Canada and 37 other countries.
Spark Studios is leading in Saint Helena.