2021 BMW X3 2.0 20d MHT M Sport

Price: £26,500. Good value: £2,444 (8%) under the AskCar estimate of £28,944, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,992 priced BMW X3 adverts on AskCar as of 2 November 2026.

AskCar lists 3,072 used BMW X3 from 1,209 UK dealerships, as of 2 November 2026.

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: 20,000 miles
  • Fuel: Diesel, mild hybrid
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 20,000 miles on the clock, this 2021 BMW X3 M Sport has done roughly 28,600 fewer miles than a typical 2021 BMW X3. Priced at £26,500, it is advertised £2,444 below the AskCar estimate of £28,944. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. It first appeared in our advert records 74 days ago. The seller is Pristine Car Sales, based in Harrow. 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: £2,444 (8%) under the AskCar estimate of £28,944.

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 74 days.

Price history

AskCar first saw this advert on 20 August 2026 at £26,500. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 28,600 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, white. Mileage: 18,707 miles. Price: £25,730, £770 less than this car. Dealer: Big Motoring World Norwich in Norwich. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-e436a69df13e
  • 2021 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 21,518 miles. Price: £28,750, £2,250 more than this car. Dealer: Sytner Nottingham BMW in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-66150e4b2ac7
  • 2021 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 16,605 miles. Price: £26,990, £490 more than this car. Dealer: Daniel Alexander Motor Group in Kingston upon Hull. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-4e0dd0572f35
  • The nearest: 2021 BMW X3 M Sport, 2.0 diesel SUV, silver, 6 miles from this car. Mileage: 63,090 miles. Price: £21,150, £5,350 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-23d0903df2a0

Browse all BMW X3 cars for sale · 2021 BMW X3 price guide

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Photos

53 photos of this car are on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.