BMW 6-Series M6 (05-10) - Review Review by Simon Harris on 13 Mar 2006 Last Updated: 12 Feb 2013 4.5 BMW’S M division returns to the 6-Series, rekindling memories of the old M635 CSi of the late 1980s. The M6 Coupe and Convertible use the same 5. Summary Driving & Performance Equipment Comfort Costs Safety & Reliability Buying & Selling Also Consider Facts & Figures Company Car Info Gallery 2 out of 5 Buying used View full gallery Demand for the M6 on the used market is strong and with such limited supply, private sellers are likely to take a chance and could be asking silly money. Buying a used approved one through a BMW dealer might actually be the most sensible option - if you can find one. The M6 could be seen as better value than a used M5 as the £20,000 premium shrinks rapidly on the second hand market. See 8 used BMW 6-Series M6s for sale, starting at £17,995 5 out of 5 Selling If you're selling an M6 then you're in a strong position and don't be afraid to ask top price. With such a limited supply you won't have to wait very long for a buyer. Back to: Safety & Reliability Continue to: Also Consider Car Valuations Find used car prices with Parkers accurate car valuations. Find out more BMW 6-Series cars for sale We have 8 models like this for sale. Find BMW 6-Series cars for sale