There are surveys for these kind of things http://www.theacsi.org/ http://www.theacsi.org/ seems to not work, but you can read http://news.cnet.com/8301-13579_3

There are surveys for these kind of things http://www.theacsi.org/ http://www.theacsi.org/ seems to not work, but you can read http://news.cnet.com/8301-13579_3-10019711-37.html http://news.cnet.com/8301-13579_3-10019711-37.html for example. "The ACSI scores measure a consumer's overall satisfaction with a company, which includes product quality, value, customer service, and essentially anything else that impresses or annoys a customer of a particular company. Apple scored an 85 on the index, its highest score ever and a full ten points higher than second place finisher Dell."