2020 BMW X4 M prices
There are 18 used 2020 BMW X4 M cars for sale from UK dealers on AskCar, as of 7 November 2026. Typical asking price £39,000 (the median: half cost less, half cost more). The cheapest is £33,500. The middle half are priced between £37,000 and £43,500. Median mileage: about 36,000 miles.
Dealers lowered the asking price on more than a quarter of 2020 BMW X4 M cars: 5 of the 18 in the 14 days to 7 November 2026.
2020 BMW X4 M against other years
A 2019 BMW X4 M car has a typical asking price of £36,000, as of 7 November 2026.
AskCar lists 87 used BMW X4 M across the UK, from 79 dealerships.
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.
2020 BMW X4 M cars for sale now, page 1 of 2
This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage and recently reduced. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 16 of the 18 cars listed here meet these rules. Page 2 lists every other 2020 BMW X4 M car, cheapest first, including the 2 the groups do not pick from.
The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 85 priced BMW X4 M adverts on AskCar as of 7 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2020 BMW X4 M.
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 and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.
Best value 2020 BMW X4 M: priced furthest below the AskCar estimate
Their asking prices run from £36,499 to £44,495.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 25,930 miles. Price: £38,995, unchanged since AskCar first saw it on 8 October 2026, 30 days ago. Good value: £4,594 (10%) under the AskCar estimate of £43,589. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 June 2027. Dealer: V12 Sports & Classics Ltd - Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-cb4417ae57d7
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 43,519 miles. Price: £36,950, reduced by £3,000 from £39,950 since AskCar first saw it on 13 September 2026, 55 days ago. Fair price: £2,762 (6%) under the AskCar estimate of £39,712. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 August 2027. Dealer: Corr's Performance Cars in Bayford. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-0780e0085d3e
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 31,065 miles. Price: £39,995, reduced by £1,000 from £40,995 since AskCar first saw it on 29 August 2026, 70 days ago. Fair price: £2,555 (6%) under the AskCar estimate of £42,550. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 July 2026; ask the dealer for the current MOT. Dealer: Agnew Group Bavarian BMW in Belfast. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-3a4a75732926
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 36,300 miles. Price: £38,990, reduced by £2,000 from £40,990 since AskCar first saw it on 8 October 2026, 30 days ago. Fair price: £2,343 (5%) under the AskCar estimate of £41,333. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 June 2027. Dealer: HWM Sports Cars in Walton-on-Thames. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-f09e0177667f
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 42,183 miles. Price: £37,900, reduced by £4,000 from £41,900 since AskCar first saw it on 1 September 2026, 67 days ago. Fair price: £2,107 (5%) under the AskCar estimate of £40,007. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 November 2026. Dealer: Sytner Select Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-8a65cf179efb
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 53,125 miles. Price: £36,499, reduced by £2,491 from £38,990 since AskCar first saw it on 30 August 2026, 69 days ago. Fair price: £1,154 (3%) under the AskCar estimate of £37,653. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 May 2027. Dealer: Stratstone Bmw Derby in Derby. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-c646b2ce38b5
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 34,500 miles. Price: £40,985. AskCar first saw it on 10 October 2026, 28 days ago. Fair price: £763 (1%) under the AskCar estimate of £41,748. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 October 2027. Dealer: James Glen Car Sales in Airdrie. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-9394f6487d07
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 20,668 miles. Price: £44,495, reduced by £2,500 from £46,995 since AskCar first saw it on 15 September 2026, 53 days ago. Fair price: £134 (under 1%) under the AskCar estimate of £44,629. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 December 2026. Dealer: Brook Cars Company in Telford. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-5b5a1530d794
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 45,987 miles. Price: £39,291, reduced by £2,200 from £41,491 since AskCar first saw it on 24 September 2026, 44 days ago. Fair price: £119 (under 1%) over the AskCar estimate of £39,172. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 November 2026. Dealer: David James in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-04fd0d0aff99
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 38,100 miles. Price: £41,500, unchanged since AskCar first saw it on 6 September 2026, 62 days ago. Fair price: £577 (1%) over the AskCar estimate of £40,923. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 January 2027. Dealer: Abaza Motors in Ealing. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-774e4ad9eb4c
Cheapest 2020 BMW X4 M: the lowest asking prices
These 10 are priced £36,499 to £40,985. They have covered 25,930 to 69,200 miles.
- 2020 BMW X4 M 3.0 Competition: £36,499, 53,125 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 69,200 miles. Price: £36,779, reduced by £991 from £37,770 since AskCar first saw it on 30 September 2026, 38 days ago. Above the going rate: £2,886 (8%) over the AskCar estimate of £33,893. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 April 2027. Dealer: FTR Performance in Tring. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-5ea851bdd5bd
- 2020 BMW X4 M 3.0 Competition: £36,950, 43,519 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £37,900, 42,183 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, red. Mileage: 54,000 miles. Price: £38,500, reduced by £3,990 from £42,490 since AskCar first saw it on 30 August 2026, 69 days ago. Fair price: £1,029 (2%) over the AskCar estimate of £37,471. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 March 2027. Dealer: NJ Cars in Rainham. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-3d6e794a585d
- 2020 BMW X4 M 3.0 Competition: £38,990, 36,300 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £38,995, 25,930 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £39,291, 45,987 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £39,995, 31,065 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £40,985, 34,500 miles. Listed in full under best value.
Lowest-mileage 2020 BMW X4 M
These 10 have covered 500 to 38,100 miles. Their asking prices run from £38,990 to £64,990.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 500 miles, as advertised; this looks wrong for a 2020 car, so check it with the dealer. Price: £64,990, unchanged since AskCar first saw it on 17 August 2026, 82 days ago. Above the going rate: £12,420 (23%) over the AskCar estimate of £52,570. Euro 6 emissions standard. ULEZ compliant. Dealer: CLS Cars in Hinckley. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-0189fc817b12
- 2020 BMW X4 M 3.0 Competition: £44,495, 20,668 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £38,995, 25,930 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 26,750 miles. Price: £44,995, reduced by £1,000 from £45,995 since AskCar first saw it on 8 October 2026, 30 days ago. Fair price: £1,566 (3%) over the AskCar estimate of £43,429. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 December 2026. Dealer: Motoplex in York. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-6f10efe7abdd
- 2020 BMW X4 M 3.0 Competition: £39,995, 31,065 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 34,308 miles. Price: £43,980, reduced by £310 from £44,290 since AskCar first saw it on 1 September 2026, 67 days ago. Fair price: £2,188 (5%) over the AskCar estimate of £41,792. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 6 October 2026; ask the dealer for the current MOT. Dealer: Phantom Motor Company in Hindley Green. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-d9af9d10f492
- 2020 BMW X4 M 3.0 Competition: £40,985, 34,500 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition, 503 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 34,580 miles. Price: £44,290, unchanged since AskCar first saw it on 18 September 2026, 50 days ago. Fair price: £2,561 (6%) over the AskCar estimate of £41,729. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 20 May 2027. Dealer: Berry Chiswick BMW in Ealing. AskCar page: https://askcar.co.uk/car/bmw-x4-m-2020-ad01329068a0
- 2020 BMW X4 M 3.0 Competition: £38,990, 36,300 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £41,500, 38,100 miles. Listed in full under best value.
Recently reduced 2020 BMW X4 M: the biggest price reductions in the 14 days to 7 November 2026
The dealer lowered the asking price on each of these 5 in the 14 days to 7 November 2026. Their reductions since AskCar first saw them run from £2,000 to £4,000.
- 2020 BMW X4 M 3.0 Competition: £37,900, 42,183 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £36,950, 43,519 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £36,499, 53,125 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £39,291, 45,987 miles. Listed in full under best value.
- 2020 BMW X4 M 3.0 Competition: £38,990, 36,300 miles. Listed in full under best value.
Page 2: every other 2020 BMW X4 M car, cheapest first
BMW X4 M prices by year
BMW X4 M near you
- In England (75 cars)
- In Scotland (6 cars)
- In Wales (1 car)
- In Northern Ireland (5 cars)
- Near London (13 cars)
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- Near Bromley (11 cars)
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- Near Barnet (10 cars)
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- Near Harlow (10 cars)
- Near Egham (10 cars)
- Near Wolverhampton (9 cars)
- Near Richmond upon Thames (9 cars)
- Near Chelmsford (9 cars)
- Near Tamworth (9 cars)
- Near Cannock (9 cars)
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