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: 96,000 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 158 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW X3 M Sport is advertised with 96,000 miles, approximately 47,100 above the typical mileage for its age. Its asking price of £20,499 is £2,196 above the AskCar estimate of £18,303. The AskCar estimate uses 3,034 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 133 days ago. The government's MOT record matches its advertised mileage. You can find this car at Prestige Motoring Group in Tipton. 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

Above the going rate: £2,196 (12%) over the AskCar estimate of £18,303.

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 3,034 priced BMW X3 adverts across different ages and specifications, as of 4 November 2026.

A 2021 BMW X3 with the 2.0 diesel engine is typically advertised at £24,500: the median of the 174 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 BMW X3 has been on sale for at least 133 days.

Price history

AskCar first saw this advert on 24 June 2026 at £20,499. 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 4 November 2026: valid until 22 February 2027.

It failed its MOT on 30 January 2026 (windscreen washer provides insufficient washer liquid; offside rear seat belt buckle not functioning as intended; nearside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords OUTER SIDEWALL) and passed 24 days later, on 23 February 2026.

There were no advisories at the latest test.

Mileage at that test: 93,929 miles, which matches the advertised 96,000 miles.

Advertised mileage is about 47,100 miles higher than the median mileage of a 2021 BMW X3 on AskCar.

Similar cars

95 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 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 100,743 miles. Price: £17,697, £2,802 less than this car. Dealer: Luks Autohaus in Leicester. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-cd045b7da29b
• 2021 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 88,900 miles. Price: £22,749, £2,250 more than this car. Dealer: Signature Car Specialists in Burnley. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-a2734e8a5377
• 2021 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 87,665 miles. Price: £20,000, £499 less than this car. Dealer: Marshall Honda Harrogate in Harrogate. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-17dfd701d98e

• The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, blue, 4 miles from this car. Mileage: 62,847 miles. Price: £23,242, £2,743 more than this car. Dealer: Carsa Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-b8c21606fbf1