2023 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 MHT M Sport Auto 4WD Euro 6 5dr (187 bhp)
• Year: 2023
• Mileage: 23,086 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: 154 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 23,086 miles on the clock, this 2023 BMW X3 M Sport has done roughly 6,800 fewer miles than a typical 2023 BMW X3. The dealer is asking £34,430, which is £394 below the AskCar estimate of £34,824. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. We first recorded this advert 29 days ago, and its asking price has since fallen by £1,068. The seller is Stratstone BMW Milton Keynes, based in Milton Keynes. 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: £394 (1%) under the AskCar estimate of £34,824.

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

This 2023 BMW X3 has been on sale for at least 29 days.

Price history

AskCar first saw this advert on 4 October 2026 at £35,498. Its asking price is now £34,430, £1,068 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 4 October 2026: £35,498
• 6 October 2026: £36,490
• 24 October 2026: £34,440
• 30 October 2026: £34,430

Mileage and MOT

Advertised mileage is about 6,800 miles lower 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: 23,008 miles. Price: £36,690, £2,260 more than this car. Dealer: Williams Bmw Manchester in Manchester. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-4808448ab49b
• 2023 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 22,661 miles. Price: £32,690, £1,740 less than this car. Dealer: Stratstone Bmw Leeds in Leeds. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-abce05336ea5
• 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 24,432 miles. Price: £33,399, £1,031 less than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-2a0a19bc18f3

• The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, grey, under a mile from this car. Mileage: 61,890 miles. Price: £27,990, £6,440 less than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-7d1c56bbfc27