2023 BMW X6 3.0 40i MHT M Sport

Overview

• Make: BMW
• Model: X6
• Trim: M Sport
• Version: 3.0 40i MHT M Sport Steptronic 4WD Euro 6 (s/s) 5dr (376 bhp)
• Year: 2023
• Mileage: 50,809 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 376 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 197 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 50,809 miles, this 2023 BMW X6 M Sport has covered about 22,500 more miles than other 2023 BMW X6 cars. The dealer is asking £48,270, which is £497 above the AskCar estimate of £47,773. To work out the AskCar estimate, we analyse UK dealer adverts for 547 BMW X6 cars across different ages and specifications. The asking price is now £880 lower than when we first recorded the advert 50 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Ron Brooks Suzuki Derby, based in Derby. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £497 (1%) over the AskCar estimate of £47,773.

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 4 November 2026.

A 2023 BMW X6 with the 3.0 petrol engine is typically advertised at £48,600: the median of the 36 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 BMW X6 has been on sale for at least 50 days.

Price history

AskCar first saw this advert on 15 September 2026 at £49,150. Its asking price is now £48,270, £880 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 15 September 2026: £49,150
• 17 October 2026: £49,000
• 30 October 2026: £48,270

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 7 September 2027.

It has had one MOT, on 8 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 50,803 miles, which matches the advertised 50,809 miles.

Advertised mileage is about 22,500 miles higher than the median mileage of a 2023 BMW X6 on AskCar.

Similar cars

8 other 2023 BMW X6 M Sport 3.0 petrol automatic SUVs are for sale at UK dealers, from £41,750 to £56,499, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW X6 M Sport, 3.0 petrol SUV, black. Mileage: 44,635 miles. Price: £41,750, £6,520 less than this car. Dealer: Proveeda in Ipswich. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-6beae9096c7e
• 2023 BMW X6 M Sport, 3.0 petrol SUV, blue. Mileage: 37,776 miles. Price: £51,950, £3,680 more than this car. Dealer: Wollaston BMW in Wollaston. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-f53ca525bd85
• 2023 BMW X6 M Sport, 3.0 petrol SUV, black. Mileage: 30,400 miles. Price: £47,800, £470 less than this car. Dealer: Kingsbridge in York. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-1c2015b997cd

• The nearest: 2023 BMW X6 M Sport, 3.0 petrol SUV, green, 31 miles from this car. Mileage: 7,765 miles. Price: £56,499, £8,229 more than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-x6-2023-ced41f5fc319