国内:电子产品类:时时价、大久宝、比价网书刊杂志类:琅琅比价网、没书网机票价格类:去哪儿、携程、艺龙网综合购物类:聪明点、易购网、亿赐客英国:1) 综合类比价网站:Kelkoo,pricerunner,shopping, ciao, buycentral2) 专门类比价网站: pricegrabber, zdent(电子数码产品) Find-dvd,123pricecheck, Onlinepriceguide,(CD,DVD,图书) Mobiles4everyone,Mobile Checker,Onecompare(手机价格比较) Wine-searcher(酒类价格比较)美国:1) Google's Product Search2) Amazon3) TheFind4) MySimon5) Nextag6) Bizrate