Amazon Webstore is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Amazon Webstore has better usage coverage in more websites categories. Including Shopping, General Merchandise, Consumer Electronics, Internet & Telecom and 31 other categories.
SecondPhase is leading in Business & Industry, Construction & Maintenance, Home & Garden, Industrial Goods & Services and 6 other categories.
Amazon Webstore is leading in most countries, including United States, China, Japan, United Kingdom and 16 other countries.
SecondPhase hasn't got a lead over Amazon Webstore in any country.