Used BMW X6 for sale near Cardiff
There are 7 used BMW X6 for sale from UK dealers within 20 miles of Cardiff on AskCar, as of 9 November 2026. The cheapest is £5,795. AskCar lists 560 used BMW X6 across the UK, from 392 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.
Price reductions near Cardiff
1 of the 7 BMW X6 within 20 miles of Cardiff had its price reduced in the last 14 days to 9 November 2026. Its line in the list below says by how much.
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 544 priced BMW X6 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, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2009 BMW X6 3.0, 231 bhp, automatic, diesel, coupe, 5 doors, 4 seats, black. Mileage: 91,417 miles. Price: £5,795, reduced by £200 from £5,995 since AskCar first saw it on 25 September 2026, 45 days ago. Good value: £874 (13%) under the AskCar estimate of £6,669. Euro 4 emissions standard. MOT: the latest record we hold ran out on 13 October 2026; ask the dealer for the current MOT. Dealer: SLD Autos in Hengoed, 13 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2009-fe0a6f75d8ea
- 2022 BMW X6 3.0 40d MHT M Sport, 335 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 36,888 miles. Price: £41,400, reduced by £3,000 from £44,400 since AskCar first saw it on 3 September 2026, 67 days ago. Good value: £3,801 (8%) under the AskCar estimate of £45,201. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 31 July 2027. Dealer: Sytner Select Cardiff in Cardiff, 2 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-8ba40a53cdf3
- 2012 BMW X6 3.0, automatic, diesel, coupe, 5 doors, 4 seats, white. Mileage: 86,000 miles. Price: £8,995, unchanged since AskCar first saw it on 8 November 2026, 1 day ago. Fair price: £285 (3%) under the AskCar estimate of £9,280. MOT: valid until 10 August 2027. Dealer: Carrera Cars Wales in Aberdare, 19 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2012-251f545df147
- 2017 BMW X6 3.0 40d M Sport, 309 bhp, automatic, diesel, SUV, 5 doors, red. Mileage: 57,160 miles. Price: £21,995, reduced by £1,500 from £23,495 since AskCar first saw it on 13 August 2026, 88 days ago. Fair price: £182 (under 1%) under the AskCar estimate of £22,177. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 November 2026. Dealer: Motoring WAY in Abertillery, 16 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2017-df5f15ea8358
- 2026 BMW X6 3.0 30d MHT M Sport, 294 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 6,668 miles. Price: £68,500, reduced by £15,000 from £83,500 since AskCar first saw it on 28 May 2026, 165 days ago. Fair price: £306 (under 1%) under the AskCar estimate of £68,806. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Cardiff BMW in Cardiff, 2 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2026-195ab3a0ce42
- 2014 BMW X6 3.0 30d, 242 bhp, automatic, diesel, SUV, 5 doors, 4 seats, grey. Mileage: 100,000 miles. Price: £8,999, reduced by £2,000 from £10,999 since AskCar first saw it on 4 September 2026, 66 days ago. Fair price: £1 (under 1%) over the AskCar estimate of £8,998. Euro 5 emissions standard. MOT: valid until 4 June 2027. Dealer: Motorplus South Wales in Newport, 11 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2014-74c0ffd377bf
- 2022 BMW X6 3.0 30d MHT M Sport, 282 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 36,000 miles. Price: £43,000, unchanged since AskCar first saw it on 7 November 2026, 2 days ago. Fair price: £283 (under 1%) over the AskCar estimate of £42,717. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Newport BMW in Newport, 10 miles from Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-6a0f62cd7a58
BMW X6 across the UK by price
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