2018 BMW X6 3.0 30d M Sport Edition

Overview

• Make: BMW
• Model: X6
• Trim: M Sport Edition
• Version: 3.0 30d M Sport Edition Auto 4WD Euro 6 (s/s) 5dr (254 bhp)
• Year: 2018
• Mileage: 50,596 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 183 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW X6 M Sport Edition is advertised with 50,596 miles, approximately 12,600 below the typical mileage for its age. Priced at £23,990, it is advertised £32 below the AskCar estimate of £24,022. The AskCar estimate draws on 547 BMW X6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 10 days. Its advertised mileage matches the government's MOT record. It is for sale at Brownroyd Motors in Heywood. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £32 (under 1%) under the AskCar estimate of £24,022.

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 547 priced BMW X6 adverts across different ages and specifications, as of 5 November 2026.

A 2018 BMW X6 with the 3.0 diesel engine is typically advertised at £22,000: the median of the 53 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2018 BMW X6 has been on sale for at least 10 days.

Price history

AskCar first saw this advert on 26 October 2026 at £23,990. 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 5 November 2026: valid until 11 November 2026.

It has had 6 MOTs. The latest, on 12 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 34,986 miles, which matches the advertised 50,596 miles.

Advertised mileage is about 12,600 miles lower than the median mileage of a 2018 BMW X6 on AskCar.

Similar cars

11 other 2018 BMW X6 M Sport Edition 3.0 diesel automatic SUVs are for sale at UK dealers, from £17,450 to £29,950, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X6 M Sport Edition, 3.0 diesel SUV, black. Mileage: 43,000 miles. Price: £23,995, the same price as this car. Dealer: Sheering Car Sales in Bishop's Stortford. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-647a28e3731a
• 2018 BMW X6 M Sport Edition, 3.0 diesel SUV, white. Mileage: 59,650 miles. Price: £22,490, £1,500 less than this car. Dealer: Hanar Cars (UK) in Hoddesdon. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-450e568ca2bd
• 2018 BMW X6 M Sport Edition, 3.0 diesel SUV, white. Mileage: 60,207 miles. Price: £22,290, £1,700 less than this car. Dealer: Evans Halshaw BYD Birmingham in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-01d6a72522cf

• The nearest: 2018 BMW X6 M Sport Edition, 3.0 diesel SUV, white, 42 miles from this car. Mileage: 24,172 miles. Price: £26,499, £2,509 more than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-x6-2018-d5c6584ad18f