1
Silverpop is leading in Top 1M Sites and The Entire Web.
2
C3 Metrics is leading in Top 10K Sites.
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Silverpop has better usage coverage in more websites categories. Including Travel & Tourism, Computers Electronics & Technology, Community & Society, Business & Consumer Services and 11 other categories.
2
C3 Metrics is leading in Finance, Food & Drink, Games, Hobbies & Leisure and 3 other categories.
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Silverpop is leading in most countries, including United States, Mexico, Australia, India and 36 other countries.
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C3 Metrics is leading in Georgia, Hungary, South Korea, Russia and 5 other countries.