2023 BMW X3 3.0 30d MHT M Sport

Price: £37,949. Fair price: £314 (under 1%) over the AskCar estimate of £37,635, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,034 priced BMW X3 adverts on AskCar as of 4 November 2026.

AskCar lists 3,115 used BMW X3 from 1,212 UK dealerships, as of 4 November 2026.

Overview

  • Make: BMW
  • Model: X3
  • Trim: M Sport
  • Version: 3.0 MHT M Sport Auto 4WD Euro 6 5dr (281 bhp)
  • Year: 2023
  • Mileage: 32,502 miles
  • Fuel: Diesel, mild hybrid
  • Body: SUV, 5 doors, 5 seats
  • Engine: 3.0 litres, 281 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 164 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X3 M Sport has covered 32,502 miles, around 2,500 more miles than is typical for its age. Its asking price of £37,949 is £314 above the AskCar estimate of £37,635. The AskCar estimate uses UK dealer asking prices, including 3,034 BMW X3 adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 53 days ago, and its asking price has since fallen by £2,000. You can find this car at Lloyd South Lakes BMW in Grange-Over-Sands. 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: £314 (under 1%) over the AskCar estimate of £37,635.

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 3,034 priced BMW X3 adverts across different ages and specifications, as of 4 November 2026.

A 2023 BMW X3 with the 3.0 diesel engine is typically advertised at £41,500: the median of the 72 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 BMW X3 has been on sale for at least 53 days.

Price history

AskCar first saw this advert on 12 September 2026 at £39,949. Its asking price is now £37,949, £2,000 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

  • 12 September 2026: £39,949
  • 27 October 2026: £32,449
  • 29 October 2026: £38,949
  • 4 November 2026: £37,949

Mileage and MOT

Advertised mileage is about 2,500 miles higher than the median mileage of a 2023 BMW X3 on AskCar.

Similar cars

26 other 2023 BMW X3 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £31,399 to £41,490, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2023 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 33,834 miles. Price: £38,498, £549 more than this car. Dealer: Arnold Clark Inverness BMW in Inverness. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-44d52d9817e1
  • 2023 BMW X3 M Sport, 3.0 diesel SUV, grey. Mileage: 31,065 miles. Price: £37,990, the same price as this car. Dealer: Sytner Luton BMW in Luton. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-0ac27bb4f5ba
  • 2023 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 34,692 miles. Price: £38,990, £1,041 more than this car. Dealer: Lloyd Colne BMW in Colne. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-28a2fc9c8666

Browse all BMW X3 cars for sale · 2023 BMW X3 price guide

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Photos

77 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.