2023 BMW X6 3.0 40d MHT M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 40d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (335 bhp)
• Year: 2023
• Mileage: 94,510 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 185 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 94,510 miles, this 2023 BMW X6 M Sport has covered about 65,800 more miles than other 2023 BMW X6 cars. Its asking price of £35,995 is £1,208 above the AskCar estimate of £34,787. To work out the AskCar estimate, we analyse UK dealer adverts for 541 BMW X6 cars across different ages and specifications. We first saw this car advertised 57 days ago. Its asking price has since fallen by £2,000. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Hyper Cars Ipswich, based in Ipswich. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,208 (3%) over the AskCar estimate of £34,787.

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 541 priced BMW X6 adverts across different ages and specifications, as of 7 November 2026.

A 2023 BMW X6 with the 3.0 diesel engine is typically advertised at £48,000: the median of the 35 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2023 BMW X6 has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 11 September 2026 at £37,995. Its asking price is now £35,995, £2,000 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 11 September 2026: £37,995
• 4 November 2026: £36,995
• 5 November 2026: £35,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 26 January 2027.

It has had one MOT, on 6 January 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 77,737 miles, which matches the advertised 94,510 miles.

Advertised mileage is about 65,800 miles higher than the median mileage of a 2023 BMW X6 on AskCar.

Similar cars

24 other 2023 BMW X6 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £39,795 to £59,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 69,000 miles. Price: £43,995, £8,000 more than this car. Dealer: Winchmore Car Sales in Cuffley. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-98571bdf5f48
• 2023 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 50,542 miles. Price: £50,000, £14,005 more than this car. Dealer: Sytner Sheffield BMW in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-16f6d9519d0e
• 2023 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 49,653 miles. Price: £43,327, £7,332 more than this car. Dealer: Bowker Motor Group in Preston. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-5bae5fd81d57

• The nearest: 2023 BMW X6 M Sport, 3.0 diesel SUV, black, 38 miles from this car. Mileage: 24,842 miles. Price: £45,700, £9,705 more than this car. Dealer: Saxtons.co.uk in Chelmsford. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-d5e78a1a266b