Opta Widget is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Vicomi has better usage coverage in more websites categories. Including Adult, People & Society, Arts & Entertainment, Business & Industry and 33 other categories.
Opta Widget is leading in Sports, Soccer, News & Media, Newspapers and 15 other categories.
Opta Widget is leading in most countries, including Spain, United Kingdom, Italy, Australia and 37 other countries.
Vicomi is leading in Thailand, India, Israel, Malaysia and 14 other countries.