2023 BMW X6 3.0 M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 MHT M Sport Auto 4WD Euro 6 (s/s) 5dr
• Year: 2023
• Mileage: 17,990 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 177 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 17,990 miles on the clock, this 2023 BMW X6 M Sport has done roughly 10,300 fewer miles than a typical 2023 BMW X6. The dealer is asking £45,495, which is £3,082 below the AskCar estimate of £48,577. To work out the AskCar estimate, we analyse UK dealer adverts for 547 BMW X6 cars across different ages and specifications. Since we first spotted the advert 159 days ago, the asking price has dropped by £4,500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Park's Motor Group Douglas Park BMW Hamilton, based in Hamilton. 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: £3,082 (6%) under the AskCar estimate of £48,577.

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 2023 BMW X6 with the 3.0 diesel engine is typically advertised at £48,600: the median of the 36 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 BMW X6 has been on sale for at least 159 days.

Price history

AskCar first saw this advert on 30 May 2026 at £49,995. Its asking price is now £45,495, £4,500 less. The latest price cut was seen on 22 October 2026.

Price changes recorded:

• 31 May 2026: £49,995
• 8 June 2026: £49,495
• 22 July 2026: £47,995
• 2 September 2026: £46,995
• 22 October 2026: £45,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 26 February 2027.

It has had one MOT, on 3 February 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 16,149 miles, which matches the advertised 17,990 miles.

Advertised mileage is about 10,300 miles lower than the median mileage of a 2023 BMW X6 on AskCar.

Similar cars

26 other 2023 BMW X6 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £35,995 to £59,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 18,000 miles. Price: £59,995, £14,500 more than this car. Dealer: Motorhouse Of Shipley in Shipley. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-7994d0661147
• 2023 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 18,087 miles. Price: £50,750, £5,255 more than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-97ee01382c26
• 2023 BMW X6 M Sport, 3.0 diesel SUV, blue. Mileage: 23,221 miles. Price: £45,475, the same price as this car. Dealer: MINI UK at Listers Boston in Boston. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-c8b3fdf9ae5b

• The nearest: 2023 BMW X6 M Sport, 3.0 diesel SUV, blue, under a mile from this car. Mileage: 23,575 miles. Price: £46,995, £1,500 more than this car. Dealer: Park's Motor Group Douglas Park BMW Hamilton in Hamilton. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-73723b5d08a0