Sources for Used Car Pricing in USA, UK, Canada, Australia.
United States
Edmunds: provides data through its "True Market Value" pricing tools. The Edmunds.com True Market Value Used Vehicle appraiser estimates the actual transaction prices for used vehicles bought and sold by dealers and private parties. Consumers can obtain this information for free on the Edmunds web site.
Edmunds: provides data through its "True Market Value" pricing tools. The Edmunds.com True Market Value Used Vehicle appraiser estimates the actual transaction prices for used vehicles bought and sold by dealers and private parties. Consumers can obtain this information for free on the Edmunds web site.
Kelley Blue Book: reports market value prices for used cars. It obtains retail pricing by collecting information about actual retail sales. Consumers can obtain this information for free on the Kelley Blue Book web site.
NADA Guides: reports on values for used cars. Nadaguides is a for profit affiliate of the National Automotive Dealers Association (NADA). Consumers can obtain this information for free on the nadaguides web site.
Read more for next source. htttp://en.wikipedia.org/wiki/Used_car#Sources_for_Used_Car_Pricing