Used BMW X3 M for sale near Bromley
There are 7 used BMW X3 M for sale from UK dealers within 20 miles of Bromley on AskCar, as of 8 November 2026. The cheapest is £38,495. AskCar lists 130 used BMW X3 M across the UK, from 112 dealerships.
As of 8 November 2026, AskCar lists 595,762 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 Bromley
3 of the 7 BMW X3 M within 20 miles of Bromley had their price reduced in the last 14 days to 8 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 129 priced BMW X3 M adverts on AskCar as of 8 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.
- 2020 BMW X3 M 3.0 Competition, 502 bhp, automatic, petrol, 5 doors, grey. Mileage: 37,816 miles. Price: £44,771, reduced by £3,500 from £48,271 since AskCar first saw it on 26 August 2026, 74 days ago. Fair price: £1,368 (3%) over the AskCar estimate of £43,403. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 March 2027. Dealer: Berry Cobham BMW in Cobham, 20 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-4a9ce0433ef5
- 2024 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 20,289 miles. Price: £64,389, reduced by £3,928 from £68,317 since AskCar first saw it on 26 September 2026, 43 days ago. Fair price: £2,640 (4%) over the AskCar estimate of £61,749. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Vines of Redhill BMW in Redhill, 17 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2024-40b20a4c2f81
- 2019 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 62,500 miles. Price: £38,495, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £1,779 (4%) over the AskCar estimate of £36,716. Euro 6 emissions standard. ULEZ compliant. Dealer: Position One Motor Company in Leatherhead, 17 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2019-104b86ac752c
- 2023 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 18,906 miles. Price: £65,323, unchanged since AskCar first saw it on 4 November 2026, 4 days ago. Fair price: £4,769 (7%) over the AskCar estimate of £60,554. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 October 2027. Dealer: Vines of Redhill BMW in Redhill, 17 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2023-217faa61c2dc
- 2021 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 34,000 miles. Price: £54,500, reduced by £495 from £54,995 since AskCar first saw it on 14 August 2026, 86 days ago. Above the going rate: £6,353 (13%) over the AskCar estimate of £48,147. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 1 October 2026; ask the dealer for the current MOT. Dealer: The Motor Gallery in Havering, 13 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2021-4cfa5ada62da
- 2021 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 52,000 miles. Price: £52,488, raised by £8,500 from £43,988 since AskCar first saw it on 28 May 2026, 164 days ago. Above the going rate: £8,787 (20%) over the AskCar estimate of £43,701. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 27 June 2026; ask the dealer for the current MOT. Dealer: Auto Group in Wembley, 17 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2021-b7782500a611
- 2020 BMW X3 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 53,000 miles. Price: £38,750, unchanged since AskCar first saw it on 8 November 2026. Fair price: £1,671 (4%) under the AskCar estimate of £40,421. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 13 April 2026; ask the dealer for the current MOT. Dealer: Farlan Automotive in Wembley, 17 miles from Bromley. AskCar page: https://askcar.co.uk/car/bmw-x3-m-2020-a74fa1eabf9c
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