Used BMW X3 M for sale near Aylesbury
There are 2 used BMW X3 M for sale from UK dealers within 20 miles of Aylesbury on AskCar, as of 9 November 2026. The cheapest is £34,999. AskCar lists 127 used BMW X3 M across the UK, from 110 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 Aylesbury
1 of the 2 BMW X3 M within 20 miles of Aylesbury 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 127 priced BMW X3 M 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.
- 2019 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 44,978 miles. Price: £40,000, reduced by £2,500 from £42,500 since AskCar first saw it on 25 August 2026, 76 days ago. Fair price: £472 (1%) under the AskCar estimate of £40,472. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 29 August 2026; ask the dealer for the current MOT. Dealer: Sytner High Wycombe BMW in High Wycombe, 14 miles from Aylesbury. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2019-99937082a7eb
- 2020 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 79,000 miles. Price: £34,999, reduced by £996 from £35,995 since AskCar first saw it on 8 July 2026, 124 days ago. Fair price: £945 (2%) over the AskCar estimate of £34,054. Euro 6 emissions standard. ULEZ compliant. Dealer: Waterways Prestige in Leighton Buzzard, 12 miles from Aylesbury. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-c720a0736060
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