Used Aston Martin DBX for sale near Buckingham
There are 6 used Aston Martin DBX for sale from UK dealers within 20 miles of Buckingham on AskCar, as of 9 November 2026. The cheapest is £77,950. AskCar lists 135 used Aston Martin DBX across the UK, from 77 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 Buckingham
2 of the 6 Aston Martin DBX within 20 miles of Buckingham had their price reduced in the last 14 days to 9 November 2026.
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 133 priced Aston Martin DBX 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.
- 2025 Aston Martin DBX 4.0 V8 707, 697 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 5,089 miles. Price: £164,950, unchanged since AskCar first saw it on 29 October 2026, 11 days ago. Fair price: £6,031 (3%) under the AskCar estimate of £170,981. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2025-e55eb87b3c01
- 2022 Aston Martin DBX 4.0 V8 707, 697 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 25,796 miles. Price: £113,950, reduced by £1,000 from £114,950 since AskCar first saw it on 17 July 2026, 115 days ago. Fair price: £3,472 (2%) under the AskCar estimate of £117,422. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2022-3e4ce6fc573f
- 2026 Aston Martin DBX 4.0 V8, 716 bhp, automatic, petrol, SUV, 5 doors, green. Mileage: 3,018 miles. Price: £214,950, unchanged since AskCar first saw it on 29 October 2026, 11 days ago. Fair price: £1,400 (under 1%) over the AskCar estimate of £213,550. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2026-749bcb6362d2
- 2020 Aston Martin DBX 4.0 V8, 542 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 33,865 miles. Price: £82,950, unchanged since AskCar first saw it on 28 October 2026, 12 days ago. Fair price: £2,617 (3%) over the AskCar estimate of £80,333. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-77694b5977d9
- 2020 Aston Martin DBX 4.0 V8, 542 bhp, automatic, petrol, SUV, 5 doors, silver. Mileage: 31,946 miles. Price: £84,950, unchanged since AskCar first saw it on 30 September 2026, 40 days ago. Fair price: £3,630 (4%) over the AskCar estimate of £81,320. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-5144f1982d28
- 2022 Aston Martin DBX 4.0 V8, 542 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 54,707 miles. Price: £77,950, reduced by £2,000 from £79,950 since AskCar first saw it on 20 August 2026, 81 days ago. Fair price: £4,848 (6%) over the AskCar estimate of £73,102. Euro 6 emissions standard. ULEZ compliant. Dealer: Aston Martin Works in Newport Pagnell, 13 miles from Buckingham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2022-0c63d4ba2c89
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