2023 BMW X6 3.0 30d MHT M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 30d MHT M Sport Steptronic 4WD Euro 6 (s/s) 5dr (294 bhp)
• Year: 2023
• Mileage: 34,199 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 294 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 190 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 34,199 miles, this 2023 BMW X6 M Sport has covered about 5,900 more miles than other 2023 BMW X6 cars. The dealer is asking £49,998, which is £612 below the AskCar estimate of £50,610. To work out the AskCar estimate, we analyse UK dealer adverts for 547 BMW X6 cars across different ages and specifications. This car was first seen in our listings data 2 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Arnold Clark Livingston Vauxhall, based in Livingston. 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: £612 (1%) under the AskCar estimate of £50,610.

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

AskCar first saw this 2023 BMW X6 advertised 2 days ago.

Price history

AskCar first saw this advert on 3 November 2026 at £49,998. 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 29 October 2027.

It has had one MOT, on 22 October 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 34,197 miles, which matches the advertised 34,199 miles.

Advertised mileage is about 5,900 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, grey. Mileage: 34,732 miles. Price: £47,999, £1,999 less than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-96892420f250
• 2023 BMW X6 M Sport, 3.0 diesel SUV, black. Mileage: 36,359 miles. Price: £39,795, £10,203 less than this car. Dealer: Beck Evans in Sidcup. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-65aaa28325ef
• 2023 BMW X6 M Sport, 3.0 diesel SUV, grey. Mileage: 32,000 miles. Price: £58,995, £8,997 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, blue, 21 miles from this car. Mileage: 23,575 miles. Price: £46,995, £3,003 less 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