2023 BMW X3 2.0 20d MHT M Sport

Price: £34,995. Fair price: £1,271 (3%) over the AskCar estimate of £33,724, 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 MHT M Sport Auto 4WD Euro 6 5dr (187 bhp)
  • Year: 2023
  • Mileage: 30,518 miles
  • Fuel: Diesel, mild hybrid
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: White
  • CO2: 154 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X3 M Sport has covered 30,518 miles. The AskCar estimate for this car is £33,724. It is priced at £34,995, which is £1,271 above that estimate. The AskCar estimate draws on 2,992 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 4 days ago. It is advertised by Agnew Group Bavarian BMW in Belfast. 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: £1,271 (3%) over the AskCar estimate of £33,724.

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

AskCar first saw this 2023 BMW X3 advertised 4 days ago. About 4 in 10 of 2023 BMW X3 cars are gone from sale within a month of being advertised: 132 of the 320 first advertised between 8 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 29 October 2026 at £34,995. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 600 miles higher 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: 30,419 miles. Price: £35,950, £955 more than this car. Dealer: Sandal BMW Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-c0961764412e
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 30,733 miles. Price: £32,495, £2,500 less than this car. Dealer: Group 1 BMW Lincoln in Lincoln. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-0b4c0f955852
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 30,850 miles. Price: £31,994, £3,001 less than this car. Dealer: Stratstone Mercedes-Benz of Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-b7cd1b49631a
  • The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, grey, under a mile from this car. Mileage: 37,655 miles. Price: £31,995, £3,000 less than this car. Dealer: Agnew Group Bavarian BMW in Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-f0a57b7733cb

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

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Photos

39 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.