DistroScale is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Silverpop has better usage coverage in more websites categories. Including Business & Industry, People & Society, Death, Health and 74 other categories.
DistroScale is leading in Food & Drink, Cooking & Recipes, Arts & Entertainment, Shopping and 46 other categories.
Silverpop is leading in most countries, including United Kingdom, Australia, Germany, Canada and 32 other countries.
DistroScale is leading in United States, India, Venezuela, Philippines and 11 other countries.