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: 89,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 138 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 89,000 miles on the clock, this 2018 BMW X3 M Sport has done roughly 24,600 more miles than a typical 2018 BMW X3. Its asking price of £17,750 is £1,649 above the AskCar estimate of £16,101. The AskCar estimate uses 2,992 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 5 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at PMA Cars NI in Newry. 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

Above the going rate: £1,649 (10%) over the AskCar estimate of £16,101.

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

AskCar first saw this 2018 BMW X3 advertised 5 days ago. About 4 in 10 of 2018 BMW X3 cars are gone from sale within a month of being advertised: 89 of the 204 first advertised between 9 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 28 October 2026 at £17,750. 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 2 November 2026: valid until 30 January 2027.

It has had 6 MOTs. The latest, on 26 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 80,759 miles, which matches the advertised 89,000 miles.

Advertised mileage is about 24,600 miles higher 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, blue. Mileage: 89,000 miles. Price: £18,495, £745 more than this car. Dealer: CRL Motors in Warrenpoint. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-49e08bd63573
• 2018 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 89,153 miles. Price: £15,995, £1,755 less than this car. Dealer: Stonewall Motors in Newcastle-under-Lyme. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-51442e35cf05
• 2018 BMW X3 M Sport, 2.0 diesel SUV, silver. Mileage: 87,392 miles. Price: £16,488, £1,262 less than this car. Dealer: Jeff White Motors in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-1ec0269e8be2

• The nearest: 2018 BMW X3 M Sport, 2.0 diesel SUV, grey, under a mile from this car. Mileage: 95,000 miles. Price: £17,250, £500 less than this car. Dealer: PMA Cars NI in Newry. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-b4dc1151efbc