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 47 other categories.
Opta Widget is leading in Sports, Soccer, News & Media, Arts & Entertainment and 24 other categories.
Opta Widget is leading in most countries, including United Kingdom, Spain, Italy, United States and 53 other countries.
UserReport is leading in Denmark, Ukraine, Norway, Sweden and 4 other countries.