2023 BMW X3 2.0 20d MHT M Sport

Price: £31,999. Fair price: £786 (2%) over the AskCar estimate of £31,213, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,998 priced BMW X3 adverts on AskCar as of 1 November 2026.

AskCar lists 3,053 used BMW X3 from 1,190 UK dealerships, as of 1 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: 44,997 miles
  • Fuel: Diesel, mild hybrid
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.0 litres, 187 bhp
  • Gearbox: Automatic
  • Drive: Four-wheel drive
  • Colour: Black
  • CO2: 155 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X3 M Sport has covered 44,997 miles, around 15,500 more miles than is typical for its age. The dealer is asking £31,999, which is £786 above the AskCar estimate of £31,213. To work out the AskCar estimate, we analyse UK dealer adverts for 2,998 BMW X3 cars across different ages and specifications. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. The seller is Dick Lovett BMW Swindon, based in Swindon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 1 November 2026.

How we estimate prices and check cars

Price

Fair price: £786 (2%) over the AskCar estimate of £31,213.

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 2,998 priced BMW X3 adverts across different ages and specifications, as of 1 November 2026.

Time on sale

AskCar first saw this 2023 BMW X3 advertised today.

Price history

AskCar first saw this advert on 1 November 2026 at £31,999. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 1 November 2026: valid until 25 June 2027.

It has had one MOT, on 9 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 40,599 miles, which matches the advertised 44,997 miles.

Advertised mileage is about 15,500 miles higher than the median mileage of a 2023 BMW X3 on AskCar.

Similar cars

108 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 1 November 2026.

The 3 closest to this car in mileage:

  • 2023 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 45,007 miles. Price: £31,390, £609 less than this car. Dealer: Stratstone Bmw Chesterfield in Chesterfield. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-464ffc91c4da
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 44,916 miles. Price: £31,000, £999 less than this car. Dealer: Sytner Chigwell BMW in Chigwell. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-95ec14e7cdfe
  • 2023 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 44,700 miles. Price: £33,995, £1,996 more than this car. Dealer: Corner House Garage in Broughton Astley. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-6a16e3338cda
  • The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, black, 1 miles from this car. Mileage: 61,657 miles. Price: £28,999, £3,000 less than this car. Dealer: Dick Lovett Porsche Centre Swindon in Swindon. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-23ee5616b87a

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

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Photos

1 photo of this car is on its AskCar page.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.