Amazon Webstore is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
KQS-Projekt has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Consumer Electronics and 61 other categories.
Amazon Webstore is leading in Arts & Entertainment, General Merchandise, Internet & Telecom, Music & Audio and 38 other categories.
Amazon Webstore is leading in most countries, including United States, Germany, Japan, United Kingdom and 83 other countries.
KQS-Projekt is leading in Poland, Ukraine, Norway, Czech Republic and 3 other countries.