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, Internet & Telecom and 32 other categories.
Opta Widget is leading in Sports, Soccer, News & Media, Newspapers and 18 other categories.
Opta Widget is leading in most countries, including Spain, United Kingdom, Italy, Australia and 36 other countries.
Vicomi is leading in Thailand, India, Rwanda, Israel and 12 other countries.