2023 BMW X6 3.0 30d MHT M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 30d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (282 bhp)
• Year: 2023
• Mileage: 31,000 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 282 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 177 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 31,000 miles on the clock, this 2023 BMW X6 M Sport has done roughly 2,700 more miles than a typical 2023 BMW X6. Priced at £45,495, it is advertised £1,054 below the AskCar estimate of £46,549. The AskCar estimate draws on 547 BMW X6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 13 days ago. Its asking price has since fallen by £300. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Evo Motor Group in Radlett. 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: £1,054 (2%) under the AskCar estimate of £46,549.

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 13 days.

Price history

AskCar first saw this advert on 23 October 2026 at £45,795. Its asking price is now £45,495, £300 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 23 October 2026: £45,795
• 28 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 7 May 2027.

It failed its MOT on 1 May 2026 (offside obligatory mirror seriously damaged, affecting the rear view) and passed 7 days later, on 8 May 2026.

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

Mileage at that test: 27,517 miles, which matches the advertised 31,000 miles.

Advertised mileage is about 2,700 miles higher 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, blue. Mileage: 31,578 miles. Price: £49,450, £3,955 more than this car. Dealer: Lloyd Newcastle BMW in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-615c05547651
• 2023 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 31,877 miles. Price: £52,995, £7,500 more than this car. Dealer: Berry Thames Ditton BMW in Thames Ditton. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-08557d2a088a
• 2023 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 32,000 miles. Price: £58,995, £13,500 more than this car. Dealer: McMenemy Automotive in Salisbury. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-268d3214fb67

• The nearest: 2023 BMW X6 M Sport, 3.0 diesel SUV, grey, 5 miles from this car. Mileage: 24,000 miles. Price: £49,990, £4,495 more than this car. Dealer: A2B Performance in Kings Langley. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-33ab6de563a3