1
Amazon A9 is leading in The Entire Web.
2
SpotX is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
1
Amazon A9 has better usage coverage in more websites categories. Including Arts & Entertainment, Science & Education, Computers Electronics & Technology, Games and 20 other categories.
2
SpotX hasn't got a lead over Amazon A9 in any websites category.
1
Amazon A9 is leading in most countries, including United States, France, Taiwan, Italy and 146 other countries.
2
SpotX is leading in Russia, Ukraine, Denmark, Belarus and 9 other countries.