2020 BMW X4 2.0 20d M Sport X

Overview

• Make: BMW
• Model: X4
• Trim: M Sport X
• Version: 2.0 20d M Sport X Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2020
• Mileage: 68,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW X4 M Sport X is advertised with 68,000 miles, approximately 17,900 above the typical mileage for its age. Priced at £20,599, it is advertised £1,729 below the AskCar estimate of £22,328. The AskCar estimate draws on 655 BMW X4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 50 days ago. Its asking price has since fallen by £1,752. The government's MOT record matches its advertised mileage. You can find this car at Swansway Garages in Bolton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,729 (7%) under the AskCar estimate of £22,328.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 655 priced BMW X4 adverts across different ages and specifications, as of 4 November 2026.

A 2020 BMW X4 with the 2.0 diesel engine is typically advertised at £23,400: the median of the 20 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 BMW X4 has been on sale for at least 50 days.

Price history

AskCar first saw this advert on 15 September 2026 at £22,351. Its asking price is now £20,599, £1,752 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 15 September 2026: £22,351
• 18 September 2026: £21,923
• 20 September 2026: £21,829
• 26 September 2026: £21,729
• 30 September 2026: £21,659
• 9 October 2026: £21,499
• 20 October 2026: £20,799
• 29 October 2026: £20,649
• 3 November 2026: £20,599

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 30 January 2027.

It has had 4 MOTs. The latest, on 14 January 2026, passed.

Advisories at the latest test: front brake pad(s) wearing thin inners; rear brake pad(s) wearing thin all; nearside rear tyre worn close to legal limit/worn on edge; and 1 more.

Mileage at that test: 61,449 miles, which matches the advertised 68,000 miles.

Advertised mileage is about 17,900 miles higher than the median mileage of a 2020 BMW X4 on AskCar.

Similar cars

3 other 2020 BMW X4 M Sport X 2.0 diesel automatic SUVs are for sale at UK dealers, from £19,920 to £23,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW X4 M Sport X, 2.0 diesel SUV, grey. Mileage: 60,387 miles. Price: £22,750, £2,151 more than this car. Dealer: AJC Car Sales in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-x4-2020-8446dbce2882
• 2020 BMW X4 M Sport X, 2.0 diesel SUV, blue. Mileage: 78,114 miles. Price: £19,920, £679 less than this car. Dealer: Evans Halshaw BYD Rotherham in Rotherham. AskCar page: https://askcar.co.uk/car/bmw-x4-2020-c20c274876e4
• 2020 BMW X4 M Sport X, 2.0 diesel SUV, blue. Mileage: 56,717 miles. Price: £23,995, £3,396 more than this car. Dealer: TF Car Centre in Euxton. AskCar page: https://askcar.co.uk/car/bmw-x4-2020-645e9ba830fb