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, Arts & Entertainment and 53 other categories.
Opta Widget is leading in Sports, News & Media, Soccer, Newspapers and 10 other categories.
Opta Widget is leading in most countries, including Spain, United Kingdom, Italy, Australia and 37 other countries.
UserReport is leading in Sweden, Denmark, United States, Ukraine and 11 other countries.