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: 61,805 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

This 2018 BMW X3 M Sport is advertised with 61,805 miles, approximately 2,600 below the typical mileage for its age. The dealer is asking £24,990, which is £2,485 above the AskCar estimate of £22,505. 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 6 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Partridge BMW in Eastleigh. 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: £2,485 (11%) over the AskCar estimate of £22,505.

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

AskCar first saw this 2018 BMW X3 advertised 6 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 27 October 2026 at £24,990. 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 3 December 2026.

It has had 5 MOTs. The latest, on 3 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 53,722 miles, which matches the advertised 61,805 miles.

Advertised mileage is about 2,600 miles lower 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, grey. Mileage: 60,850 miles. Price: £25,490, £500 more than this car. Dealer: Carrera Specialist Cars in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-a0390ad79581
• 2018 BMW X3 M Sport, 3.0 diesel SUV, grey. Mileage: 63,000 miles. Price: £20,495, £4,495 less than this car. Dealer: Penguin Cars in Shrewsbury. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-07e4570160f3
• 2018 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 60,331 miles. Price: £21,495, £3,495 less than this car. Dealer: R S Car Sales in Crewe. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-8a22639c1a6e

• The nearest: 2018 BMW X3 M Sport, 3.0 diesel SUV, grey, 18 miles from this car. Mileage: 53,326 miles. Price: £22,490, £2,500 less than this car. Dealer: Right Track Cars in Fordingbridge. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-16526dd32488