2023 BMW X3 2.0 20d MHT M Sport

Price: £31,194. Fair price: £1,169 (3%) over the AskCar estimate of £30,025, 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: 2.0 MHT M Sport Auto 4WD Euro 6 5dr (187 bhp)
  • Year: 2023
  • Mileage: 51,302 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

This 2023 BMW X3 M Sport is advertised with 51,302 miles, approximately 21,300 above the typical mileage for its age. Its asking price of £31,194 is £1,169 above the AskCar estimate of £30,025. To work out the AskCar estimate, we analyse UK dealer adverts for 3,034 BMW X3 cars across different ages and specifications. Since we first spotted the advert 35 days ago, the asking price has dropped by £1,796. It is for sale at Partridge BMW in Eastleigh. 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: £1,169 (3%) over the AskCar estimate of £30,025.

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 2.0 diesel engine is typically advertised at £32,900: the median of the 232 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 BMW X3 has been on sale for at least 35 days.

Price history

AskCar first saw this advert on 30 September 2026 at £32,990. Its asking price is now £31,194, £1,796 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

  • 30 September 2026: £32,990
  • 10 October 2026: £32,491
  • 18 October 2026: £31,992
  • 24 October 2026: £31,792
  • 31 October 2026: £31,493
  • 4 November 2026: £31,194

Mileage and MOT

Advertised mileage is about 21,300 miles higher than the median mileage of a 2023 BMW X3 on AskCar.

Similar cars

109 other 2023 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £26,450 to £38,898, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2023 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 50,455 miles. Price: £26,450, £4,744 less than this car. Dealer: Halliwell Jones Chester BMW in Chester. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-98ff59f032a6
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 52,509 miles. Price: £30,750, £444 less than this car. Dealer: Sytner Cardiff BMW in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-77b42c937c39
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 53,877 miles. Price: £31,000, £194 less than this car. Dealer: Sytner Cardiff BMW in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-2babd9391090
  • The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, black, 19 miles from this car. Mileage: 19,281 miles. Price: £32,200, £1,006 more than this car. Dealer: Marshall BMW Salisbury in Salisbury. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-16236e1c0215

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

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Photos

63 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.