Used BMW X6 for sale near Leighton Buzzard
There are 37 used BMW X6 for sale from UK dealers within 20 miles of Leighton Buzzard on AskCar, as of 7 November 2026. Typical asking price £24,000 (the median: half cost less, half cost more). The cheapest is £6,990. AskCar lists 560 used BMW X6 across the UK, from 390 dealerships.
The middle half of the 37 cars are priced between £17,500 and £43,500.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Leighton Buzzard
12 of the 37 BMW X6 within 20 miles of Leighton Buzzard had their price reduced in the last 14 days to 7 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 541 priced BMW X6 adverts on AskCar as of 7 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.
- 2013 BMW X6 3.0 30d, 242 bhp, automatic, diesel, SUV, 5 doors, 4 seats, blue. Mileage: 111,000 miles. Price: £6,990, reduced by £1,000 from £7,990 since AskCar first saw it on 8 September 2026, 60 days ago. Good value: £1,476 (17%) under the AskCar estimate of £8,466. Euro 5 emissions standard. MOT: valid until 29 May 2027. Dealer: Auto Globe in Milton Keynes, 12 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2013-8f69d6656b99
- 2018 BMW X6 3.0 40d M Sport Edition, 309 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 84,000 miles. Price: £17,450, reduced by £2,500 from £19,950 since AskCar first saw it on 30 August 2026, 69 days ago. Good value: £2,874 (14%) under the AskCar estimate of £20,324. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 13 July 2026; ask the dealer for the current MOT. Dealer: The Car Shop Bedford in Bedford, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-1b342094e454
- 2021 BMW X6 3.0 40d MHT M Sport, 335 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 46,000 miles. Price: £37,650, reduced by £2,300 from £39,950 since AskCar first saw it on 28 May 2026, 163 days ago. Good value: £4,900 (11%) under the AskCar estimate of £42,550. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 August 2026; ask the dealer for the current MOT. Dealer: Autoscout 48 in Hemel Hempstead, 15 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-20c3b8f63e36
- 2016 BMW X6 3.0 M Sport, 302 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 51,300 miles. Price: £19,995, unchanged since AskCar first saw it on 25 July 2026, 105 days ago. Good value: £1,826 (8%) under the AskCar estimate of £21,821. MOT: valid until 28 May 2027. Dealer: Carline Motors in Hemel Hempstead, 12 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2016-26aa7f1b3767
- 2015 BMW X6 3.0 M Sport, 302 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 56,000 miles. Price: £17,995, reduced by £1,000 from £18,995 since AskCar first saw it on 25 September 2026, 43 days ago. Fair price: £1,502 (7%) under the AskCar estimate of £19,497. MOT: valid until 15 September 2027. Dealer: JST Automotive in Oxford, 15 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2015-8f83f3907619
- 2020 BMW X6 3.0 M50d, 395 bhp, automatic, diesel, SUV, 5 doors, green. Mileage: 45,482 miles. Price: £37,500, reduced by £2,130 from £39,630 since AskCar first saw it on 3 August 2026, 96 days ago. Fair price: £3,106 (7%) under the AskCar estimate of £40,606. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 23 October 2026; ask the dealer for the current MOT. Dealer: Evans Halshaw Vauxhall Bedford in Bedford, 18 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-3791e251b049
- 2022 BMW X6 3.0 40i MHT M Sport, 328 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 27,947 miles. Price: £43,580, reduced by £10 from £43,590 since AskCar first saw it on 24 October 2026, 14 days ago. Fair price: £2,878 (6%) under the AskCar estimate of £46,458. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 April 2027. Dealer: Stratstone BMW Milton Keynes in Milton Keynes, 9 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-f9a090f53441
- 2022 BMW X6 4.4 M50i V8, 523 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 35,652 miles. Price: £43,995, reduced by £3,005 from £47,000 since AskCar first saw it on 2 September 2026, 66 days ago. Fair price: £2,481 (5%) under the AskCar estimate of £46,476. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 August 2027. Dealer: Sytner Tring BMW in Tring, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-d275f9394493
- 2024 BMW X6 3.0 40i MHT M Sport, 376 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 16,535 miles. Price: £56,000, unchanged since AskCar first saw it on 4 November 2026, 3 days ago. Fair price: £3,074 (5%) under the AskCar estimate of £59,074. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Stevenage BMW in Stevenage, 20 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2024-1a96bda0471a
- 2023 BMW X6 3.0 40d MHT M Sport, 335 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 24,000 miles. Price: £48,990, raised by £40 from £48,950 since AskCar first saw it on 18 October 2026, 20 days ago. Fair price: £2,586 (5%) under the AskCar estimate of £51,576. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 April 2027. Dealer: A2B Performance in Kings Langley, 17 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-33ab6de563a3
- 2018 BMW X6 3.0 M50d, 375 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 53,285 miles. Price: £23,989, unchanged since AskCar first saw it on 1 November 2026, 6 days ago. Fair price: £1,135 (4%) under the AskCar estimate of £25,124. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 June 2027. Dealer: A6 Motors in Luton, 11 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-1fd942cdd615
- 2020 BMW X6 3.0 30d M Sport, 261 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 90,416 miles. Price: £27,495, reduced by £2,455 from £29,950 since AskCar first saw it on 30 August 2026, 69 days ago. Fair price: £1,157 (4%) under the AskCar estimate of £28,652. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 9 March 2027. Dealer: James Richards Car Sales in Stevenage, 19 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-09f855cfdc1c
- 2023 BMW X6 3.0 40i MHT M Sport, 328 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 18,073 miles. Price: £50,850, reduced by £7,150 from £58,000 since AskCar first saw it on 19 June 2026, 141 days ago. Fair price: £2,123 (4%) under the AskCar estimate of £52,973. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Luton BMW in Luton, 9 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-8c8cd6c6a67a
- 2015 BMW X6 3.0 M Sport, 302 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 43,900 miles. Price: £19,995, unchanged since AskCar first saw it on 1 August 2026, 98 days ago. Fair price: £672 (3%) under the AskCar estimate of £20,667. MOT: valid until 25 May 2027. Dealer: Carline Motors in Hemel Hempstead, 12 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2015-86470fc0339c
- 2017 BMW X6 3.0, automatic, diesel, SUV, 5 doors, white. Mileage: 63,220 miles. Price: £22,000, reduced by £1,670 from £23,670 since AskCar first saw it on 1 July 2026, 129 days ago. Fair price: £425 (1%) under the AskCar estimate of £22,425. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 12 August 2026; ask the dealer for the current MOT. Dealer: Argon Automotive in Kempston, 15 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2017-155c64579ac8
- 2024 BMW X6 3.0 M Sport, automatic, diesel, SUV, 5 doors, black. Mileage: 14,288 miles. Price: £57,190, reduced by £800 from £57,990 since AskCar first saw it on 21 October 2026, 17 days ago. Fair price: £718 (1%) under the AskCar estimate of £57,908. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: MINI UK at Stratstone Milton Keynes in Milton Keynes, 9 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2024-64d6a503f912
- 2017 BMW X6 3.0 M50d, 375 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 72,347 miles. Price: £21,490, unchanged since AskCar first saw it on 31 October 2026, 7 days ago. Fair price: £228 (1%) under the AskCar estimate of £21,718. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 January 2027. Dealer: Kennington Car Sales in Bletchley, 6 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2017-8e176beda51e
- 2021 BMW X6 3.0 40i MHT M Sport, 328 bhp, automatic, petrol, SUV, 5 doors, green. Mileage: 32,286 miles. Price: £44,000, unchanged since AskCar first saw it on 24 October 2026, 14 days ago. Fair price: £279 (under 1%) under the AskCar estimate of £44,279. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 November 2026. Dealer: Sytner Tring BMW in Tring, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-cc56957820a8
- 2021 BMW X6 3.0 40d MHT M Sport, 335 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 83,250 miles. Price: £33,989, reduced by £1,000 from £34,989 since AskCar first saw it on 9 October 2026, 29 days ago. Fair price: £151 (under 1%) under the AskCar estimate of £34,140. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 January 2027. Dealer: FTR Performance in Tring, 6 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-514765d1bd8b
- 2022 BMW X6 3.0 M Sport, automatic, diesel, SUV, 5 doors, grey. Mileage: 69,750 miles. Price: £36,750, unchanged since AskCar first saw it on 23 October 2026, 15 days ago. Fair price: £131 (under 1%) over the AskCar estimate of £36,619. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 February 2027. Dealer: Torque Point in Leighton Buzzard, 1 mile from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-4c8e24d20bc5
- 2016 BMW X6 3.0 40d M Sport, 309 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 113,000 miles. Price: £14,499, reduced by £1,216 from £15,715 since AskCar first saw it on 15 July 2026, 115 days ago. Fair price: £100 (under 1%) over the AskCar estimate of £14,399. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 February 2027. Dealer: Dynamic Cars in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2016-4aa92c23c85d
- 2021 BMW X6 3.0 30d MHT M Sport, 282 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 47,400 miles. Price: £38,489, reduced by £2,500 from £40,989 since AskCar first saw it on 25 August 2026, 74 days ago. Fair price: £382 (1%) over the AskCar estimate of £38,107. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 3 October 2026; ask the dealer for the current MOT. Dealer: A6 Motors in Luton, 11 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2021-7b6747230280
- 2025 BMW X6 3.0 30d MHT M Sport, 294 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 18,384 miles. Price: £58,450, unchanged since AskCar first saw it on 5 November 2026, 2 days ago. Fair price: £743 (1%) over the AskCar estimate of £57,707. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Luton BMW in Luton, 9 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2025-db15b068d25d
- 2016 BMW X6 3.0 M Sport, 302 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 34,400 miles. Price: £23,995, unchanged since AskCar first saw it on 30 August 2026, 69 days ago. Fair price: £322 (1%) over the AskCar estimate of £23,673. MOT: valid until 21 June 2027. Dealer: Carline Motors in Hemel Hempstead, 12 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2016-fb9fce453198
- 2023 BMW X6 3.0 40i MHT M Sport, 328 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 18,571 miles. Price: £53,995, reduced by £505 from £54,500 since AskCar first saw it on 11 October 2026, 27 days ago. Fair price: £1,120 (2%) over the AskCar estimate of £52,875. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Tring BMW in Tring, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-27c2f4872a86
- 2016 BMW X6 3.0 30d M Sport, 254 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 83,133 miles. Price: £17,295, reduced by £500 from £17,795 since AskCar first saw it on 5 September 2026, 63 days ago. Fair price: £500 (2%) over the AskCar estimate of £16,795. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 February 2027. Dealer: Tenby Car Supermarket in Luton, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2016-06f53ad49272
- 2022 BMW X6 4.4 M50i V8, 523 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 70,012 miles. Price: £39,950, reduced by £6,050 from £46,000 since AskCar first saw it on 8 August 2026, 91 days ago. Fair price: £1,251 (3%) over the AskCar estimate of £38,699. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 May 2027. Dealer: Sytner Tring BMW in Tring, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2022-764ddc66b823
- 2020 BMW X6 3.0 M50d, 395 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 36,209 miles. Price: £44,950, unchanged since AskCar first saw it on 4 October 2026, 34 days ago. Fair price: £2,488 (5%) over the AskCar estimate of £42,462. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 April 2027. Dealer: J S Exclusive Motors in Milton Keynes, 6 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2020-17ac36ab68cb
- 2018 BMW X6 3.0 30d M Sport, 254 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 76,900 miles. Price: £21,389, reduced by £600 from £21,989 since AskCar first saw it on 30 September 2026, 38 days ago. Fair price: £1,579 (7%) over the AskCar estimate of £19,810. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 January 2027. Dealer: A6 Motors in Luton, 11 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-c174b72c4856
- 2012 BMW X6 3.0 M50d, 376 bhp, automatic, diesel, SUV, 5 doors, 4 seats, black. Mileage: 105,000 miles. Price: £11,000, reduced by £495 from £11,495 since AskCar first saw it on 20 October 2026, 18 days ago. Above the going rate: £1,111 (11%) over the AskCar estimate of £9,889. Euro 5 emissions standard. MOT: valid until 13 November 2026. Dealer: T W Automotive in Milton Keynes, 11 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2012-8cd112c1c7c9
- 2015 BMW X6 3.0 M50d, 376 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 47,000 miles. Price: £22,950, reduced by £550 from £23,500 since AskCar first saw it on 13 July 2026, 117 days ago. Above the going rate: £2,616 (12%) over the AskCar estimate of £20,334. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 8 July 2026; ask the dealer for the current MOT. Dealer: Priory Cars in Bedford, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2015-85aab61dfaad
- 2016 BMW X6 3.0 M50d, 375 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 111,000 miles. Price: £17,495, unchanged since AskCar first saw it on 10 June 2026, 150 days ago. Above the going rate: £2,292 (15%) over the AskCar estimate of £15,203. Euro 6 emissions standard. ULEZ compliant. Dealer: Wheels Excellence in Chesham, 15 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2016-85fa408bf79c
- 2008 BMW X6 4.4, 402 bhp, automatic, petrol, estate, 5 doors, 4 seats, white. Mileage: 40,600 miles. Price: £25,000, unchanged since AskCar first saw it on 28 May 2026, 163 days ago. Above the going rate: £12,726 (103%) over the AskCar estimate of £12,274. Euro 5 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 16 July 2026; ask the dealer for the current MOT. Dealer: Praters in Leighton Buzzard, 3 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2008-edb4cc2cef25
- 2014 BMW X6 3.0, automatic, diesel, 5 doors, white. Price: £9,950, unchanged since AskCar first saw it on 25 August 2026, 74 days ago. MOT: valid until 11 May 2027. Dealer: Special Car Company in High Wycombe, 18 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2014-2feb8fbb5612
- 2013 BMW X6 3.0, automatic, diesel, 5 doors, 4 seats, black. Price: £13,450. AskCar first saw it on 25 August 2026, 74 days ago. Dealer: Special Car Company in High Wycombe, 18 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2013-ed78a87ff37a
- 2014 BMW X6 3.0, automatic, diesel, 5 doors, black. Price: £14,490, unchanged since AskCar first saw it on 25 August 2026, 74 days ago. Dealer: Special Car Company in High Wycombe, 18 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2014-e41ddf480fcb
- 2011 BMW X6 3.0, automatic, diesel, 5 doors, 4 seats, black. Price: £14,990, unchanged since AskCar first saw it on 25 August 2026, 74 days ago. Euro 5 emissions standard. MOT: valid until 24 July 2027. Dealer: Special Car Company in High Wycombe, 18 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-x6-2011-04c29a9266f9
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