2023 BMW X3 3.0 30d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 3.0 MHT M Sport Auto 4WD Euro 6 5dr (281 bhp)
• Year: 2023
• Mileage: 23,412 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 281 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 165 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 23,412 miles on the clock, this 2023 BMW X3 M Sport has done roughly 6,600 fewer miles than a typical 2023 BMW X3. The dealer is asking £35,950, which is £3,268 below the AskCar estimate of £39,218. To work out the AskCar estimate, we analyse UK dealer adverts for 3,034 BMW X3 cars across different ages and specifications. The asking price is now £2,000 lower than when we first recorded the advert 67 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Lloyd Carlisle BMW, based in Carlisle. 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

Good value: £3,268 (8%) under the AskCar estimate of £39,218.

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 67 days.

Price history

AskCar first saw this advert on 29 August 2026 at £37,950. Its asking price is now £35,950, £2,000 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 29 August 2026: £37,950
• 17 September 2026: £36,950
• 30 September 2026: £36,450
• 20 October 2026: £35,950

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 10 January 2027.

It has had one MOT, on 6 January 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 18,714 miles, which matches the advertised 23,412 miles.

Advertised mileage is about 6,600 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, white. Mileage: 23,413 miles. Price: £35,950, the same price as this car. Dealer: Lloyd Carlisle BMW in Carlisle. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-221c186f8e83
• 2023 BMW X3 M Sport, 3.0 diesel SUV, black. Mileage: 23,657 miles. Price: £38,000, £2,050 more than this car. Dealer: Sytner High Wycombe BMW in High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-0c54feb4a22b
• 2023 BMW X3 M Sport, 3.0 diesel SUV, grey. Mileage: 23,999 miles. Price: £38,899, £2,949 more than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-41a1e49d8e5b