Opta Widget is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
UserReport has better usage coverage in more websites categories. Including Business & Industry, Shopping, People & Society, Internet & Telecom and 50 other categories.
Opta Widget is leading in Sports, Soccer, News & Media, Arts & Entertainment and 22 other categories.
Opta Widget is leading in most countries, including Spain, United Kingdom, Italy, United States and 47 other countries.
UserReport is leading in Denmark, Sweden, Ukraine, Norway and 14 other countries.