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: 58,821 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 261 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW X3 M Sport is advertised with 58,821 miles, approximately 6,100 below the typical mileage for its age. Priced at £23,711, it is advertised £874 above the AskCar estimate of £22,837. The AskCar estimate uses 3,034 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 1 day ago. Its advertised mileage matches the government's MOT record. You can find this car at The Gemini Group in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £874 (3%) over the AskCar estimate of £22,837.

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 3,034 priced BMW X3 adverts across different ages and specifications, as of 4 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 4 November 2026.

Time on sale

AskCar first saw this 2018 BMW X3 advertised 1 day ago. About 4 in 10 of 2018 BMW X3 cars are gone from sale within a month of being advertised: 95 of the 216 first advertised between 9 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £23,711. 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 4 November 2026: valid until 29 July 2027.

It has had 6 MOTs. The latest, on 30 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 56,177 miles, which matches the advertised 58,821 miles.

Advertised mileage is about 6,100 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 £17,495 to £29,450, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 58,251 miles. Price: £23,099, £612 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-755fd3767bf7
• 2018 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 57,345 miles. Price: £20,995, £2,716 less than this car. Dealer: Auriga Cars in Coal Aston. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-d2f58caf0bff
• 2018 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 60,300 miles. Price: £21,490, £2,221 less than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-6237c7e30142

• The nearest: 2018 BMW X3 M Sport, 3.0 diesel SUV, black, 3 miles from this car. Mileage: 79,483 miles. Price: £24,000, £289 more than this car. Dealer: Sytner Nottingham BMW in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-dc165de5364c