Used BMW X6 for sale near Belfast
There are 7 used BMW X6 for sale from UK dealers within 20 miles of Belfast on AskCar, as of 5 November 2026. The cheapest is £20,995. AskCar lists 563 used BMW X6 across the UK, from 394 dealerships.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Belfast
2 of the 7 BMW X6 within 20 miles of Belfast had their price reduced in the last 14 days to 5 November 2026. Each one's 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 547 priced BMW X6 adverts on AskCar as of 5 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.
- 2021 BMW X6 3.0 40d MHT M Sport, 335 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 71,472 miles. Price: £32,995, reduced by £755 from £33,750 since AskCar first saw it on 22 September 2026, 44 days ago. Good value: £3,165 (8%) under the AskCar estimate of £36,160. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 May 2027. Dealer: Lookers in Newtownards, 9 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-eeabed12dd53
- 2026 BMW X6 3.0 30d MHT M Sport, 294 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 5,501 miles. Price: £64,995, raised by £2,000 from £62,995 since AskCar first saw it on 24 September 2026, 42 days ago. Fair price: £4,711 (6%) under the AskCar estimate of £69,706. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2026-430805d061b4
- 2019 BMW X6 3.0 30d M Sport Edition, 254 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 74,720 miles. Price: £20,995, reduced by £2,000 from £22,995 since AskCar first saw it on 3 September 2026, 63 days ago. Fair price: £1,036 (4%) under the AskCar estimate of £22,031. Euro 6 emissions standard. ULEZ compliant. Dealer: Car Brothers NI in Newtownabbey, 7 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2019-065ef7585de2
- 2022 BMW X6 3.0 30d MHT M Sport, 282 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 42,502 miles. Price: £39,995, unchanged since AskCar first saw it on 17 October 2026, 19 days ago. Fair price: £1,505 (3%) under the AskCar estimate of £41,500. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 14 July 2026; ask the dealer for the current MOT. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-6511754af17e
- 2022 BMW X6 3.0 30d MHT M Sport, 281 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 44,000 miles. Price: £40,995, unchanged since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £233 (under 1%) over the AskCar estimate of £40,762. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 14 July 2026; ask the dealer for the current MOT. Dealer: PMG Specialist Cars in Belfast, 8 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-4f0f6932c6de
- 2021 BMW X6 3.0 M Sport, automatic, SUV, 5 doors, grey. Mileage: 56,368 miles. Price: £37,995, unchanged since AskCar first saw it on 4 November 2026, 1 day ago. Fair price: £1,040 (2%) over the AskCar estimate of £36,955. Euro 6 emissions standard. MOT: valid until 12 November 2027. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-7061bb8ffe35
- 2020 BMW X6 4.4 M50i V8, 523 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 46,500 miles. Price: £41,950, unchanged since AskCar first saw it on 28 October 2026, 8 days ago. Fair price: £1,087 (2%) over the AskCar estimate of £40,863. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 25 October 2026; ask the dealer for the current MOT. Dealer: Magee Automotive in Lisburn, 8 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-1fd1f7d2ed3c
BMW X6 across the UK by price
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