2021 BMW X4 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X4
• Trim: M Sport
• Version: 2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2021
• Mileage: 44,800 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 151 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW X4 M Sport is advertised with 44,800 miles, approximately 3,400 below the typical mileage for its age. Its asking price of £28,699 is £507 above the AskCar estimate of £28,192. 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 133 days ago. Its asking price has since fallen by £1,301. The government's MOT record matches its advertised mileage. You can find this car at MB500 in Market Harborough. 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: £507 (1%) over the AskCar estimate of £28,192.

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 2021 BMW X4 with the 2.0 diesel engine is typically advertised at £27,500: the median of the 31 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 BMW X4 has been on sale for at least 133 days.

Price history

AskCar first saw this advert on 24 June 2026 at £30,000. Its asking price is now £28,699, £1,301 less. The latest price cut was seen on 8 October 2026.

Price changes recorded:

• 24 June 2026: £30,000
• 8 August 2026: £29,699
• 29 August 2026: £29,499
• 10 September 2026: £28,995
• 19 September 2026: £28,899
• 24 September 2026: £29,199
• 8 October 2026: £28,199
• 28 October 2026: £28,699

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 11 December 2026.

It failed its MOT on 9 December 2025 (supplementary restraint system warning lamp indicates a fault) and passed 3 days later, on 12 December 2025.

Advisories at the latest test: offside front headlamp has a product on the lens but not seriously reducing light output moisture in headlamp.

Mileage at that test: 38,309 miles, which matches the advertised 44,800 miles.

Advertised mileage is about 3,400 miles lower than the median mileage of a 2021 BMW X4 on AskCar.

Similar cars

30 other 2021 BMW X4 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £19,290 to £31,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X4 M Sport, 2.0 diesel SUV, grey. Mileage: 45,295 miles. Price: £23,500, £5,199 less than this car. Dealer: Fusion Motors in Grays. AskCar page: https://askcar.co.uk/car/bmw-x4-2021-61191cdb3274
• 2021 BMW X4 M Sport, 2.0 diesel SUV, black. Mileage: 46,000 miles. Price: £28,995, £296 more than this car. Dealer: Evolve Motor Company in Newport. AskCar page: https://askcar.co.uk/car/bmw-x4-2021-099413ac3931
• 2021 BMW X4 M Sport, 2.0 diesel SUV, grey. Mileage: 46,360 miles. Price: £28,495, £204 less than this car. Dealer: V12 Sports & Classics Ltd - Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/bmw-x4-2021-2c4080af9a46

• The nearest: 2021 BMW X4 M Sport, 2.0 diesel SUV, black, 10 miles from this car. Mileage: 48,203 miles. Price: £24,999, £3,700 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/bmw-x4-2021-7fb4b0edc2b5