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: 57,780 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

This 2018 BMW X3 M Sport has covered 57,780 miles, around 6,700 fewer miles than is typical for its age. Its asking price of £19,000 is £863 below the AskCar estimate of £19,863. The AskCar estimate uses 3,099 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. The government's MOT record matches its advertised mileage. It is for sale at John Clark BMW Tayside in Dundee. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £863 (4%) under the AskCar estimate of £19,863.

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 3,099 priced BMW X3 adverts across different ages and specifications, as of 6 November 2026.

A 2018 BMW X3 with the 2.0 diesel engine is typically advertised at £18,400: the median of the 153 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2018 BMW X3 advertised today. About 4 in 10 of 2018 BMW X3 cars are gone from sale within a month of being advertised: 97 of the 226 first advertised between 9 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £19,000. 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 6 November 2026: valid until 28 November 2026.

It has had 7 MOTs. The latest, on 19 November 2025, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge; and 1 more.

Mileage at that test: 48,320 miles, which matches the advertised 57,780 miles.

Advertised mileage is about 6,700 miles lower than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

81 other 2018 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £12,950 to £23,289, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 58,200 miles. Price: £19,990, £990 more than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-40549d4d0f93
• 2018 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 58,266 miles. Price: £21,250, £2,250 more than this car. Dealer: Grange Road Motors in Cookstown. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-3c4adc31d225
• 2018 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 58,525 miles. Price: £18,495, £505 less than this car. Dealer: Crompton Way Motors in Bolton. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-6bb1bd1e9577

• The nearest: 2018 BMW X3 M Sport, 2.0 diesel SUV, blue, under a mile from this car. Mileage: 63,760 miles. Price: £19,500, £500 more than this car. Dealer: John Clark BMW Tayside in Dundee. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-93abfe8101de