2023 BMW X3 2.0 20d MHT M Sport

Price: £37,995. Fair price: £1,632 (4%) over the AskCar estimate of £36,363, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,992 priced BMW X3 adverts on AskCar as of 2 November 2026.

AskCar lists 3,072 used BMW X3 from 1,209 UK dealerships, as of 2 November 2026.

Overview

  • Make: BMW
  • Model: X3
  • Trim: M Sport
  • Version: 2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
  • Year: 2023
  • Mileage: 18,000 miles
  • Fuel: Diesel, mild hybrid
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: Grey
  • CO2: 154 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 18,000 miles, this 2023 BMW X3 M Sport has covered about 11,900 fewer miles than other 2023 BMW X3 cars. Its asking price of £37,995 is £1,632 above the AskCar estimate of £36,363. The AskCar estimate uses 2,992 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 38 days ago, and its asking price has since fallen by £755. It is advertised by PMA Cars NI in Newry. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,632 (4%) over the AskCar estimate of £36,363.

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 2,992 priced BMW X3 adverts across different ages and specifications, as of 2 November 2026.

A 2023 BMW X3 with the 2.0 diesel engine is typically advertised at £32,900: the median of the 224 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 BMW X3 has been on sale for at least 38 days.

Price history

AskCar first saw this advert on 25 September 2026 at £38,750. Its asking price is now £37,995, £755 less. The latest price cut was seen on 9 October 2026.

Price changes recorded:

  • 25 September 2026: £38,750
  • 9 October 2026: £37,995

Mileage and MOT

Advertised mileage is about 11,900 miles lower than the median mileage of a 2023 BMW X3 on AskCar.

Similar cars

104 other 2023 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £26,650 to £38,898, as of 2 November 2026.

The 3 closest to this car in mileage:

  • 2023 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 17,920 miles. Price: £34,742, £3,253 less than this car. Dealer: Hedin Automotive Woolwich BMW in Woolwich. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-2b821dd7ed5f
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 18,479 miles. Price: £38,495, £500 more than this car. Dealer: Sytner Stevenage BMW in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-3686ade1f202
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 17,506 miles. Price: £32,850, £5,145 less than this car. Dealer: Sytner Shrewsbury BMW in Shrewsbury. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-7b3d5b806ad4
  • The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, blue, 3 miles from this car. Mileage: 26,365 miles. Price: £31,990, £6,005 less than this car. Dealer: C.R. Morrow in Newry. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-262bfc1485a2

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

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Photos

12 photos of this car are on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.