2023 BMW X3 3.0 30d MHT M Sport

Price: £39,990. Fair price: £478 (1%) over the AskCar estimate of £39,512, 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: 21,647 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
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 21,647 miles on the clock, this 2023 BMW X3 M Sport has done roughly 8,400 fewer miles than a typical 2023 BMW X3. Its asking price of £39,990 is £478 above the AskCar estimate of £39,512. The AskCar estimate draws on 3,034 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 71 days ago, and its asking price has since fallen by £2,500. The seller is Lloyd Motor Group, based in Reading. 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: £478 (1%) over the AskCar estimate of £39,512.

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 71 days.

Price history

AskCar first saw this advert on 25 August 2026 at £42,490. Its asking price is now £39,990, £2,500 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

  • 25 August 2026: £42,490
  • 8 October 2026: £41,490
  • 13 October 2026: £40,990
  • 16 October 2026: £40,790
  • 24 October 2026: £39,990

Mileage and MOT

Advertised mileage is about 8,400 miles lower 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, grey. Mileage: 21,647 miles. Price: £39,990, the same price as this car. Dealer: Lloyd North Tyneside BMW in Tynemouth. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-31ea38b2f55a
  • 2023 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 22,440 miles. Price: £39,875, £115 less than this car. Dealer: Group 1 Worthing BMW in Worthing. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-b7fd25403638
  • 2023 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 19,904 miles. Price: £37,000, £2,990 less than this car. Dealer: Sytner Newport BMW in Newport. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-dac0d296ef15
  • The nearest: 2023 BMW X3 M Sport, 3.0 diesel SUV, grey, 15 miles from this car. Mileage: 43,653 miles. Price: £36,990, £3,000 less than this car. Dealer: Sytner Sunningdale BMW in Bracknell. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-6452cd5b5ae8

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

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Photos

64 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.