2023 BMW X6 M 4.4 i V8 Competition

Price: £74,386. Fair price: £2,526 (3%) over the AskCar estimate of £71,860, our expected asking price for this car from its model, age, mileage and specification, drawing on 54 priced BMW X6 M adverts on AskCar as of 6 November 2026.

AskCar lists 56 used BMW X6 M from 53 UK dealerships, as of 6 November 2026.

Overview

  • Make: BMW
  • Model: X6 M
  • Trim: Competition
  • Version: 4.4 i V8 Competition Auto 4WD Euro 6 (s/s) 5dr (616 bhp)
  • Year: 2023
  • Mileage: 8,835 miles
  • Fuel: Petrol
  • Body: SUV, 5 doors, 5 seats
  • Engine: 4.4 litres, 616 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: Grey
  • CO2: 303 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X6 M Competition is advertised with 8,835 miles on the clock. Priced at £74,386, it is advertised £2,526 above the AskCar estimate of £71,860. To work out the AskCar estimate, we analyse UK dealer adverts for 54 BMW X6 M cars across different ages and specifications. It first appeared in our advert records 24 days ago. The seller is BMW Park Lane, based in London. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,526 (3%) over the AskCar estimate of £71,860.

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 54 priced BMW X6 M adverts across different ages and specifications, as of 6 November 2026.

Time on sale

This 2023 BMW X6 M has been on sale for at least 24 days.

Price history

AskCar first saw this advert on 13 October 2026 at £74,386. Its asking price has not changed.

Similar cars

8 other 2023 BMW X6 M Competition 4.4 petrol automatic SUVs are for sale at UK dealers, from £62,500 to £75,499, as of 6 November 2026.

The 3 closest to this car in mileage:

  • 2023 BMW X6 M Competition, 4.4 petrol SUV, red. Mileage: 9,900 miles. Price: £68,480, £5,906 less than this car. Dealer: Belgrave Motor Company in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-096e9268ae34
  • 2023 BMW X6 M Competition, 4.4 petrol SUV, grey. Mileage: 11,278 miles. Price: £75,499, £1,113 more than this car. Dealer: Lookers BMW Crewe in Crewe. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-edf16886bb11
  • 2023 BMW X6 M Competition, 4.4 petrol SUV, red. Mileage: 16,520 miles. Price: £69,795, £4,591 less than this car. Dealer: SMK Performance in Rochford. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-11ab27659b99
  • The nearest: 2023 BMW X6 M Competition, 4.4 petrol SUV, blue, 30 miles from this car. Mileage: 28,599 miles. Price: £62,500, £11,886 less than this car. Dealer: Saxtons.co.uk in Chelmsford. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-073865af8499

Browse all BMW X6 M cars for sale · 2023 BMW X6 M price guide

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Photos

1 photo of this car is on its AskCar page.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.