2018 BMW X3 2.0 20d M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20d M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 54,596 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 54,596 miles on the clock, this 2018 BMW X3 M Sport has done roughly 9,800 fewer miles than a typical 2018 BMW X3. Priced at £19,695, it is advertised £640 below the AskCar estimate of £20,335. The AskCar estimate draws on 2,992 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 18 days ago. Its asking price has since fallen by £300. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sycamore Stamford, based in Stamford. 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: £640 (3%) under the AskCar estimate of £20,335.

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 2018 BMW X3 with the 2.0 diesel engine is typically advertised at £18,500: the median of the 151 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 BMW X3 has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 15 October 2026 at £19,995. Its asking price is now £19,695, £300 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 15 October 2026: £19,995
• 28 October 2026: £19,695

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 April 2027.

It has had 7 MOTs. The latest, on 10 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 50,804 miles, which matches the advertised 54,596 miles.

Advertised mileage is about 9,800 miles lower than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

78 other 2018 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £13,250 to £23,289, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 54,681 miles. Price: £19,695, the same price as this car. Dealer: Jones Motor Company in Chester. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-f9bae4513fb6
• 2018 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 54,013 miles. Price: £18,999, £696 less than this car. Dealer: Wheatley Car Centre in Wheatley. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-96179054691e
• 2018 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 53,319 miles. Price: £20,000, £305 more than this car. Dealer: Richard Nash Nearly New Car Centre in Norwich. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-946d5b333f38

• The nearest: 2018 BMW X3 M Sport, 2.0 diesel SUV, black, under a mile from this car. Mileage: 62,803 miles. Price: £18,995, £700 less than this car. Dealer: Sycamore Stamford in Stamford. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-b91b825447a3