2018 BMW X3 3.0 30d M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 3.0 30d M Sport Auto 4WD Euro 6 (s/s) 5dr (261 bhp)
• Year: 2018
• Mileage: 91,882 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 261 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 91,882 miles on the clock, this 2018 BMW X3 M Sport has done roughly 27,500 more miles than a typical 2018 BMW X3. Priced at £19,300, it is advertised £1,102 above the AskCar estimate of £18,198. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. Since we first spotted the advert 67 days ago, the asking price has dropped by £200. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Newton and Lee Automotive in Consett. 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: £1,102 (6%) over the AskCar estimate of £18,198.

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 3.0 diesel engine is typically advertised at £22,000: the median of the 64 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 BMW X3 has been on sale for at least 67 days.

Price history

AskCar first saw this advert on 27 August 2026 at £19,500. Its asking price is now £19,300, £200 less. The latest price cut was seen on 13 October 2026.

Price changes recorded:

• 27 August 2026: £19,500
• 29 August 2026: £20,000
• 13 October 2026: £19,300

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 31 August 2027.

It has had 6 MOTs. The latest, on 10 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 90,776 miles, which matches the advertised 91,882 miles.

Advertised mileage is about 27,500 miles higher than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

43 other 2018 BMW X3 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £15,950 to £29,950, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 M Sport, 3.0 diesel SUV, white. Mileage: 93,715 miles. Price: £17,990, £1,310 less than this car. Dealer: Auto Mall in London. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-7b14dc73d0fc
• 2018 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 95,451 miles. Price: £17,495, £1,805 less than this car. Dealer: Lion Car Hub in Farnham. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-0ba99df9b6df
• 2018 BMW X3 M Sport, 3.0 diesel SUV. Mileage: 88,000 miles. Price: £22,990, £3,690 more than this car. Dealer: Starline Car Sales in Stamford. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-21114233081a

• The nearest: 2018 BMW X3 M Sport, 3.0 diesel SUV, grey, 26 miles from this car. Mileage: 35,268 miles. Price: £22,830, £3,530 more than this car. Dealer: Evans Halshaw Ford Darlington in Darlington. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-cabfaf6f0c4a