2021 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2021
• Mileage: 44,000 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: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 44,000 miles, this 2021 BMW X3 M Sport has covered about 4,600 fewer miles than other 2021 BMW X3 cars. Its asking price of £22,995 is £2,763 below the AskCar estimate of £25,758. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. We first recorded this advert 122 days ago, and its asking price has since fallen by £3,000. Its advertised mileage matches the government's MOT record. You can find this car at BEN Harrison Automotive in Poole. 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

Good value: £2,763 (10%) under the AskCar estimate of £25,758.

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

This 2021 BMW X3 has been on sale for at least 122 days.

Price history

AskCar first saw this advert on 3 July 2026 at £25,995. Its asking price is now £22,995, £3,000 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 3 July 2026: £25,995
• 16 July 2026: £24,995
• 25 September 2026: £23,995
• 26 October 2026: £22,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 6 March 2027.

It has had 3 MOTs. The latest, on 27 February 2026, passed.

Advisories at the latest test: items removed from driver's view prior to test.

Mileage at that test: 42,087 miles, which matches the advertised 44,000 miles.

Advertised mileage is about 4,600 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: 43,700 miles. Price: £22,999, the same price as this car. Dealer: H.P.L. Motors - Oldham (Greater Manchester) in Oldham. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-9693c161440c
• 2021 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 43,600 miles. Price: £24,995, £2,000 more than this car. Dealer: Signature Car Specialists in Burnley. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-cf227d6c3721
• 2021 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 43,362 miles. Price: £23,990, £995 more than this car. Dealer: Williams Bmw Rochdale in Rochdale. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-7617f9fe100b

• The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, white, 26 miles from this car. Mileage: 49,974 miles. Price: £23,500, £505 more than this car. Dealer: Marshall BMW Salisbury in Salisbury. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-a56847b25802