Used BMW X3 for sale near Belfast
There are 36 used BMW X3 for sale from UK dealers within 20 miles of Belfast on AskCar, as of 4 November 2026. Typical asking price £27,000 (the median: half cost less, half cost more). The cheapest is £7,495. AskCar lists 3,115 used BMW X3 across the UK, from 1,212 dealerships.
The middle half of the 36 cars are priced between £18,200 and £35,000.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 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
13 of the 36 BMW X3 within 20 miles of Belfast had their price reduced in the last 14 days to 4 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 3,034 priced BMW X3 adverts on AskCar as of 4 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.
- 2017 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 91,850 miles. Price: £11,995, reduced by £1,600 from £13,595 since AskCar first saw it on 3 September 2026, 62 days ago. Fair price: £1,005 (7%) under the AskCar estimate of £13,000. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 November 2026. Dealer: Lava Auto in Lisburn, 7 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2017-e882b0414bf4
- 2021 BMW X3 3.0 M40d MHT M Sport, 335 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 31,209 miles. Price: £30,995, reduced by £2,000 from £32,995 since AskCar first saw it on 28 May 2026, 160 days ago. Fair price: £2,048 (6%) under the AskCar estimate of £33,043. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 27 July 2026; ask the dealer for the current MOT. Dealer: Ballyrobert Mallusk in Belfast, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-9f445228bfa2
- 2019 BMW X3 2.0 20d Xline, 187 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 45,638 miles. Price: £19,250, reduced by £745 from £19,995 since AskCar first saw it on 25 September 2026, 40 days ago. Fair price: £1,061 (5%) under the AskCar estimate of £20,311. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 June 2027. Dealer: Trust Ford Belfast (Newtownards Road) in Belfast, 3 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-0b95f9707c1a
- 2019 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 78,150 miles. Price: £17,495, reduced by £1,000 from £18,495 since AskCar first saw it on 11 August 2026, 85 days ago. Fair price: £811 (4%) under the AskCar estimate of £18,306. Euro 6 emissions standard. ULEZ compliant. Dealer: Fusco Vehicle Sales in Bangor, 11 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-cb352cdac789
- 2019 BMW X3 3.0 M40i, 349 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 62,522 miles. Price: £26,699, reduced by £300 from £26,999 since AskCar first saw it on 30 June 2026, 127 days ago. Fair price: £867 (3%) under the AskCar estimate of £27,566. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 2 October 2026; ask the dealer for the current MOT. Dealer: Lookers in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-936f0960336b
- 2024 BMW X3 2.0 20d MHT M Sport, automatic, diesel, SUV, 5 doors, black. Mileage: 29,920 miles. Price: £35,695, reduced by £1,300 from £36,995 since AskCar first saw it on 6 August 2026, 90 days ago. Fair price: £1,078 (2%) under the AskCar estimate of £36,773. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: John Mulholland Randalstown Hyundai in Antrim, 18 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2024-a619b95ae94f
- 2024 BMW X3 2.0 30e M Sport, 288 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 14,531 miles. Price: £35,990, reduced by £2,000 from £37,990 since AskCar first saw it on 5 August 2026, 91 days ago. Fair price: £914 (2%) under the AskCar estimate of £36,904. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2024-d917fee3e3bf
- 2017 BMW X3 2.0 20d SE, 187 bhp, automatic, diesel, SUV, 5 doors, silver. Mileage: 68,511 miles. Price: £11,995, unchanged since AskCar first saw it on 4 November 2026. Fair price: £242 (1%) under the AskCar estimate of £12,237. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 25 September 2026; ask the dealer for the current MOT. Dealer: Nick Bonar Cars in Newtownabbey, 7 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2017-ffe5bb96ffc3
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 11,889 miles. Price: £44,995, reduced by £3,000 from £47,995 since AskCar first saw it on 27 July 2026, 100 days ago. Fair price: £841 (1%) under the AskCar estimate of £45,836. 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-x3-2026-4d4fb44066d9
- 2018 BMW X3 2.0 20i Xline, 181 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 71,950 miles. Price: £16,495, reduced by £500 from £16,995 since AskCar first saw it on 13 October 2026, 22 days ago. Fair price: £252 (1%) under the AskCar estimate of £16,747. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 January 2027. Dealer: Car Brothers NI in Newtownabbey, 7 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-e7d571347bf1
- 2016 BMW X3 3.0 30d Xline, 254 bhp, automatic, diesel, SUV, 5 doors. Mileage: 72,930 miles. Price: £12,430, reduced by £500 from £12,930 since AskCar first saw it on 24 October 2026, 11 days ago. Fair price: £168 (1%) under the AskCar estimate of £12,598. Euro 6 emissions standard. ULEZ compliant. Dealer: Auto Choice in Newtownards, 10 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2016-f2b114a89355
- 2024 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 19,566 miles. Price: £36,950, unchanged since AskCar first saw it on 25 September 2026, 40 days ago. Fair price: £410 (1%) under the AskCar estimate of £37,360. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Jack Reid Cars in Carrickfergus, 13 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2024-6b18d3eefe3e
- 2026 BMW X3 2.0 30e Xline, 294 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 4,561 miles. Price: £43,995, unchanged since AskCar first saw it on 27 October 2026, 8 days ago. Fair price: £400 (under 1%) under the AskCar estimate of £44,395. 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-x3-2026-fa102956a477
- 2023 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 37,655 miles. Price: £31,995, reduced by £5,000 from £36,995 since AskCar first saw it on 8 July 2026, 119 days ago. Fair price: £290 (under 1%) under the AskCar estimate of £32,285. Euro 6 emissions standard. ULEZ compliant. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-f0a57b7733cb
- 2019 BMW X3 3.0 M40d, 322 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 57,000 miles. Price: £27,950, reduced by £2,000 from £29,950 since AskCar first saw it on 28 May 2026, 160 days ago. Fair price: £134 (under 1%) under the AskCar estimate of £28,084. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 10 July 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-x3-2019-9b6aa160b956
- 2023 BMW X3 2.0 20i MHT M Sport, 181 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 28,528 miles. Price: £33,995, unchanged since AskCar first saw it on 15 October 2026, 20 days ago. Fair price: £94 (under 1%) under the AskCar estimate of £34,089. Euro 6 emissions standard. ULEZ compliant. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-53da3d3c3a79
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 35,000 miles. Price: £24,950, unchanged since AskCar first saw it on 14 October 2026, 21 days ago. Fair price: £186 (under 1%) over the AskCar estimate of £24,764. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 July 2027. Dealer: The Car Company in Belfast, 4 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-1432262edd25
- 2019 BMW X3 3.0 30d M Sport, 261 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 90,200 miles. Price: £18,995, reduced by £955 from £19,950 since AskCar first saw it on 25 September 2026, 40 days ago. Fair price: £253 (1%) over the AskCar estimate of £18,742. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 December 2026. Dealer: Jack Reid Cars in Carrickfergus, 13 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-7f11e9df2ef0
- 2022 BMW X3 2.0 20i MHT M Sport, 181 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 48,944 miles. Price: £28,995, unchanged since AskCar first saw it on 16 October 2026, 19 days ago. Fair price: £391 (1%) over the AskCar estimate of £28,604. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 January 2027. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-52266374e79a
- 2023 BMW X3 2.0 20d MHT Xline, 187 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 27,400 miles. Price: £30,995, reduced by £1,000 from £31,995 since AskCar first saw it on 5 September 2026, 60 days ago. Fair price: £497 (1%) over the AskCar estimate of £30,498. Euro 6 emissions standard. ULEZ compliant. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-31fa1dec7c97
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 11,876 miles. Price: £46,995, unchanged since AskCar first saw it on 2 October 2026, 33 days ago. Fair price: £1,157 (2%) over the AskCar estimate of £45,838. 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-x3-2026-f57613ff8edf
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 13,398 miles. Price: £46,995, unchanged since AskCar first saw it on 18 September 2026, 47 days ago. Fair price: £1,451 (3%) over the AskCar estimate of £45,544. 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-x3-2026-1a71f8a27a5e
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 23,413 miles. Price: £26,995, raised by £500 from £26,495 since AskCar first saw it on 24 October 2026, 11 days ago. Fair price: £923 (3%) over the AskCar estimate of £26,072. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 February 2027. Dealer: Ballyrobert Mallusk in Belfast, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-180e28e7c8fe
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 23,413 miles. Price: £26,995, unchanged since AskCar first saw it on 3 November 2026, 1 day ago. Fair price: £923 (3%) over the AskCar estimate of £26,072. Euro 6 emissions standard. ULEZ compliant. Dealer: Ballyrobert Mallusk in Belfast, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-ed286d59887d
- 2025 BMW X3 2.0 20d MHT M Sport, automatic, diesel, SUV, 5 doors, grey. Mileage: 13,728 miles. Price: £43,995, unchanged since AskCar first saw it on 5 September 2026, 60 days ago. Fair price: £1,624 (3%) over the AskCar estimate of £42,371. 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-x3-2025-0dd488b93e3a
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 41,235 miles. Price: £24,995, unchanged since AskCar first saw it on 17 October 2026, 18 days ago. Fair price: £1,039 (4%) over the AskCar estimate of £23,956. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 27 July 2026; ask the dealer for the current MOT. Dealer: Crawford Clarke Cars in Belfast, 3 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-8471795c72c6
- 2023 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 30,518 miles. Price: £34,995, unchanged since AskCar first saw it on 29 October 2026, 6 days ago. Fair price: £1,461 (4%) over the AskCar estimate of £33,534. Euro 6 emissions standard. ULEZ compliant. Dealer: Agnew Group Bavarian BMW in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-118bb09c95fc
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 11,106 miles. Price: £47,995, unchanged since AskCar first saw it on 23 September 2026, 42 days ago. Fair price: £2,007 (4%) over the AskCar estimate of £45,988. 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-x3-2026-e82bfec1ba80
- 2022 BMW X3 2.0 20d MHT Xline, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 54,183 miles. Price: £26,450, unchanged since AskCar first saw it on 28 August 2026, 68 days ago. Fair price: £1,307 (5%) over the AskCar estimate of £25,143. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 January 2027. Dealer: The Car Company in Belfast, 4 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-14e4ed08b443
- 2021 BMW X3 M Sport, automatic, diesel, SUV, 5 doors, black. Mileage: 31,209 miles. Price: £30,994, reduced by £1,001 from £31,995 since AskCar first saw it on 5 September 2026, 60 days ago. Fair price: £1,800 (6%) over the AskCar estimate of £29,194. Euro 6 emissions standard. ULEZ compliant. Dealer: Ballyrobert Mallusk in Belfast, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-f753f07a4995
- 2018 BMW X3 2.0 Xline, semi-automatic, diesel, black. Mileage: 53,000 miles. Price: £18,495, unchanged since AskCar first saw it on 3 October 2026, 32 days ago. Fair price: £1,231 (7%) over the AskCar estimate of £17,264. MOT: valid until 12 August 2027. Dealer: Frank Gardiner Motors in Lurgan, 17 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-c1627d8d2fc3
- 2015 BMW X3 2.0 20d M Sport, 187 bhp, manual, diesel, SUV, 5 doors, black. Mileage: 140,000 miles. Price: £7,495, reduced by £500 from £7,995 since AskCar first saw it on 28 May 2026, 160 days ago. Fair price: £534 (7%) over the AskCar estimate of £6,961. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 14 November 2025; ask the dealer for the current MOT. Dealer: Parkgate Auto Solutions in Belfast, 11 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2015-a60aababc80d
- 2016 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 83,902 miles. Price: £13,495, unchanged since AskCar first saw it on 6 October 2026, 29 days ago. Above the going rate: £1,506 (12%) over the AskCar estimate of £11,989. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 July 2027. Dealer: Errigal Motor Company in Belfast, 9 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2016-567b7f749fb1
- 2019 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 94,000 miles. Price: £18,495, unchanged since AskCar first saw it on 15 October 2026, 20 days ago. Above the going rate: £2,130 (13%) over the AskCar estimate of £16,365. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 September 2027. Dealer: M J Motors in Belfast, 5 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-47dcd26d777c
- 2018 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Price: £12,950, reduced by £1,000 from £13,950 since AskCar first saw it on 25 September 2026, 40 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 February 2027. Dealer: Cobra Cars NI in Lurgan, 19 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-e02a77e30853
- 2018 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, grey. Price: £17,450, reduced by £500 from £17,950 since AskCar first saw it on 1 October 2026, 34 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 1 June 2026; ask the dealer for the current MOT. Dealer: Cobra Cars NI in Lurgan, 19 miles from Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-db02e8d78003
BMW X3 across the UK by price
- Under £5,000 (50 cars)
- Under £8,000 (162 cars)
- Under £10,000 (252 cars)
- Under £15,000 (504 cars)
- Under £20,000 (894 cars)
- Under £30,000 (1,616 cars)
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