Kixer is leading in Top 10K Sites and Top 100K Sites.
Silverpop has better usage coverage in more websites categories. Including Business & Industry, People & Society, Shopping, Death and 101 other categories.
Kixer is leading in Arts & Entertainment, News & Media, Sports, Games and 29 other categories.
Kixer is leading in most countries, including Brazil, Mexico, Russia, Philippines and 40 other countries.
Silverpop is leading in United States, United Kingdom, Australia, Czech Republic and 21 other countries.