2021 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 MHT M Sport Auto 4WD Euro 6 5dr (187 bhp)
• Year: 2021
• Mileage: 55,608 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 55,608 miles on the clock, this 2021 BMW X3 M Sport has done roughly 6,700 more miles than a typical 2021 BMW X3. Priced at £23,950, it is advertised £518 below the AskCar estimate of £24,468. The AskCar estimate draws on 3,034 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 13 days. Its advertised mileage matches the government's MOT record. The seller is Sandal BMW Wakefield, based in Wakefield. 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: £518 (2%) under the AskCar estimate of £24,468.

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 13 days.

Price history

AskCar first saw this advert on 22 October 2026 at £23,950. 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 21 September 2027.

It has had 3 MOTs. The latest, on 9 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 55,140 miles, which matches the advertised 55,608 miles.

Advertised mileage is about 6,700 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, black. Mileage: 55,359 miles. Price: £23,750, £200 less than this car. Dealer: Sytner Solihull BMW in Solihull. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-c562bd409092
• 2021 BMW X3 M Sport, 2.0 diesel SUV, silver. Mileage: 55,000 miles. Price: £24,499, £549 more than this car. Dealer: Sandles Cars in King's Lynn. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-c3bbb6cd522d
• 2021 BMW X3 M Sport, 2.0 diesel SUV, silver. Mileage: 55,000 miles. Price: £24,750, £800 more than this car. Dealer: Carrera Specialist Cars in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-6f5b20a7b202

• The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, grey, 2 miles from this car. Mileage: 51,714 miles. Price: £23,990, the same price as this car. Dealer: Stratstone Mercedes-Benz of Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-7fd63ae29ae8