2018 BMW X6 3.0 30d M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 30d M Sport Auto 4WD Euro 6 (s/s) 5dr (254 bhp)
• Year: 2018
• Mileage: 33,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW X6 M Sport has covered 33,000 miles, around 30,100 fewer miles than is typical for its age. The dealer is asking £24,995, which is £290 below the AskCar estimate of £25,285. To work out the AskCar estimate, we analyse UK dealer adverts for 536 BMW X6 cars across different ages and specifications. The asking price is now £955 lower than when we first recorded the advert 100 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Alan Tully Cars in Nottingham. 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: £290 (1%) under the AskCar estimate of £25,285.

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 536 priced BMW X6 adverts across different ages and specifications, as of 2 November 2026.

A 2018 BMW X6 with the 3.0 diesel engine is typically advertised at £22,000: the median of the 52 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 BMW X6 has been on sale for at least 100 days.

Price history

AskCar first saw this advert on 25 July 2026 at £25,950. Its asking price is now £24,995, £955 less. The latest price cut was seen on 13 September 2026.

Price changes recorded:

• 25 July 2026: £25,950
• 13 September 2026: £24,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 11 May 2027.

It has had 8 MOTs. The latest, on 8 May 2026, passed.

Advisories at the latest test: offside rear nail in tyre.

Mileage at that test: 33,064 miles, which matches the advertised 33,000 miles.

Advertised mileage is about 30,100 miles lower than the median mileage of a 2018 BMW X6 on AskCar.

Similar cars

31 other 2018 BMW X6 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £13,995 to £29,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X6 M Sport, 3.0 diesel SUV, white. Mileage: 37,000 miles. Price: £29,995, £5,000 more than this car. Dealer: Storm Commercials in Barnsley. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-68a679d34191
• 2018 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 46,036 miles. Price: £23,190, £1,805 less than this car. Dealer: Stratstone BMW Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-3920976aec9a
• 2018 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 51,807 miles. Price: £21,990, £3,005 less than this car. Dealer: East Kilbride Used Car Centre in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-27876e8c967d

• The nearest: 2018 BMW X6 M Sport, 3.0 diesel SUV, black, 9 miles from this car. Mileage: 78,940 miles. Price: £19,995, £5,000 less than this car. Dealer: Parkland Motors in Costock. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-5ca2d82b8549