ABTasty is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
ABTasty has better usage coverage in more websites categories. Including Shopping, Clothing, Arts & Entertainment, Autos & Vehicles and 37 other categories.
Google Website Optimizer is leading in People & Society, Computer & Electronics, News & Media, Software and 31 other categories.
ABTasty is leading in most countries, including France, United Kingdom, Germany, Spain and 24 other countries.
Google Website Optimizer is leading in United States, India, Japan, Russia and 12 other countries.