Used BMW 6 Series for sale in Wales
There are 5 used BMW 6 Series for sale from UK dealers in Wales on AskCar, as of 9 November 2026. The cheapest is £8,490. AskCar lists 181 used BMW 6 Series across the UK, from 153 dealerships.
As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Cars for sale now
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 161 priced BMW 6 Series adverts on AskCar as of 9 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2015 BMW 6 Series 3.0, 309 bhp, automatic, diesel, coupe, 2 doors, 4 seats, black. Mileage: 75,533 miles. Price: £10,999, reduced by £2,000 from £12,999 since AskCar first saw it on 28 May 2026, 165 days ago. Good value: £1,568 (12%) under the AskCar estimate of £12,567. MOT: valid until 9 April 2027. Dealer: Motorplus South Wales in Newport. AskCar page: https://askcar.co.uk/car/bmw-6-series-2015-0bc58900246f
- 2015 BMW 6 Series 3.0 640d M Sport, 309 bhp, automatic, diesel, 2 doors, 4 seats, white. Mileage: 91,071 miles. Price: £11,500, unchanged since AskCar first saw it on 2 November 2026, 7 days ago. Fair price: £222 (1%) under the AskCar estimate of £11,722. MOT: valid until 29 October 2027. Dealer: Bridgend Ford in Bridgend. AskCar page: https://askcar.co.uk/car/bmw-6-series-2015-44b2a88200dd
- 2014 BMW 6 Series 3.0 640d M Sport, 309 bhp, automatic, diesel, coupe, 2 doors, 4 seats, grey. Mileage: 124,000 miles. Price: £8,490, unchanged since AskCar first saw it on 22 September 2026, 48 days ago. Fair price: £10 (under 1%) over the AskCar estimate of £8,480. Euro 5 emissions standard. MOT: the latest record we hold ran out on 1 November 2026; ask the dealer for the current MOT. Dealer: D B Specialist Cars in Cwmbran. AskCar page: https://askcar.co.uk/car/bmw-6-series-2014-fcca6cbba816
- 2014 BMW 6 Series 3.0 640d M Sport, 308 bhp, automatic, diesel, coupe, 2 doors, 4 seats, white. Mileage: 132,567 miles. Price: £8,995, unchanged since AskCar first saw it on 8 October 2026, 32 days ago. Above the going rate: £870 (10%) over the AskCar estimate of £8,125. MOT: valid until 19 January 2027. Dealer: T Goddard Cars and Vehicle Repairs in Ebbw Vale. AskCar page: https://askcar.co.uk/car/bmw-6-series-2014-9f6cb6f6646a
- 2014 BMW 6 Series 3.0 640d M Sport, automatic, diesel, 2 doors, 4 seats, red. Mileage: 76,000 miles. Price: £13,995, unchanged since AskCar first saw it on 2 October 2026, 38 days ago. Above the going rate: £2,521 (21%) over the AskCar estimate of £11,474. MOT: valid until 29 December 2026. Dealer: MW Performance in Chester. AskCar page: https://askcar.co.uk/car/bmw-6-series-2014-2dd044cb6df1
BMW 6 Series across the UK by price
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