2023 BMW X6 M 4.4 i V8 Competition

Price: £62,500. Fair price: £2,955 (4%) under the AskCar estimate of £65,455, 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: 28,599 miles
  • Fuel: Petrol
  • Body: SUV, 5 doors, 5 seats
  • Engine: 4.4 litres, 616 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: Blue
  • CO2: 303 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X6 M Competition is advertised with 28,599 miles on the clock. The dealer is asking £62,500, which is £2,955 below the AskCar estimate of £65,455. To work out the AskCar estimate, we analyse UK dealer adverts for 54 BMW X6 M cars across different ages and specifications. Since we first spotted the advert 147 days ago, the asking price has dropped by £5,850. The seller is Saxtons.co.uk, based in Chelmsford. 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: £2,955 (4%) under the AskCar estimate of £65,455.

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 147 days.

Price history

AskCar first saw this advert on 12 June 2026 at £68,350. Its asking price is now £62,500, £5,850 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

  • 3 July 2026: £68,350
  • 16 July 2026: £68,200
  • 30 July 2026: £67,650
  • 12 August 2026: £66,650
  • 20 August 2026: £66,200
  • 25 August 2026: £65,650
  • 1 September 2026: £65,300
  • 8 September 2026: £65,000
  • 22 September 2026: £64,650
  • 2 October 2026: £63,700
  • 21 October 2026: £62,500

Similar cars

8 other 2023 BMW X6 M Competition 4.4 petrol automatic SUVs are for sale at UK dealers, from £64,995 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, black. Mileage: 28,000 miles. Price: £64,995, £2,495 more than this car. Dealer: Motorvana in Manchester. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-1fde57b0a59a
  • 2023 BMW X6 M Competition, 4.4 petrol SUV, green. Mileage: 30,510 miles. Price: £66,999, £4,499 more than this car. Dealer: Western Commercial Eastern BMW in Edinburgh. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-b1fba466dd4e
  • 2023 BMW X6 M Competition, 4.4 petrol SUV, blue. Mileage: 23,299 miles. Price: £67,940, £5,440 more than this car. Dealer: Bowker BMW Blackburn in Blackburn. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-edbe56f200bc
  • The nearest: 2023 BMW X6 M Competition, 4.4 petrol SUV, red, 16 miles from this car. Mileage: 16,520 miles. Price: £69,795, £7,295 more than this car. Dealer: SMK Performance in Rochford. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2023-11ab27659b99

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

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Photos

38 photos of this car are 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.