2021 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 xDrive20d MHT M Sport Auto 4WD Euro 6 5dr Step (187 bhp)
• Year: 2021
• Mileage: 42,468 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 160 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2021 BMW X3 M Sport is 42,468 miles. Priced at £24,999, it is advertised £334 below the AskCar estimate of £25,333. The AskCar estimate uses 2,992 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 2 days ago. Ask the dealer why the advert shows fewer miles than the 46,461 recorded at the latest MOT. Its recorded MOT is valid until 14 August 2027. The seller is Stratstone Bmw Leeds, based in Leeds. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £334 (1%) under the AskCar estimate of £25,333.

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 2,992 priced BMW X3 adverts across different ages and specifications, as of 2 November 2026.

A 2021 BMW X3 with the 2.0 diesel engine is typically advertised at £24,600: the median of the 174 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2021 BMW X3 advertised 2 days ago. About half of 2021 BMW X3 cars are gone from sale within a month of being advertised: 136 of the 286 first advertised between 13 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £24,999. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 14 August 2027.

It has had 5 MOTs. The latest, on 7 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 46,461 miles. The advert says 42,468 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 6,100 miles lower than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

97 other 2021 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,295 to £35,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 42,561 miles. Price: £24,700, £299 less than this car. Dealer: Marshall BMW Scunthorpe in Scunthorpe. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-84e1b2e43765
• 2021 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 42,000 miles. Price: £24,490, £509 less than this car. Dealer: The Car Outlet in Dartford. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-cec94e086e85
• 2021 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 43,086 miles. Price: £24,599, £400 less than this car. Dealer: Fords of Winsford Manchester in Manchester. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-ee483895395b

• The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, silver, 7 miles from this car. Mileage: 55,608 miles. Price: £23,950, £1,049 less than this car. Dealer: Sandal BMW Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-86f67217be83