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: 34,789 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 is advertised with 34,789 miles, approximately 4,900 above the typical mileage for its age. The dealer is asking £31,489, which is £1,481 below the AskCar estimate of £32,970. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. The asking price is now £461 lower than when we first recorded the advert 31 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is MINI UK at Cotswold Hereford, based in Hereford. 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: £1,481 (4%) under the AskCar estimate of £32,970.

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 31 days.

Price history

AskCar first saw this advert on 2 October 2026 at £31,950. Its asking price is now £31,489, £461 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 2 October 2026: £31,950
• 17 October 2026: £31,499
• 31 October 2026: £31,489

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 13 April 2027.

It has had one MOT, on 14 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 31,115 miles, which matches the advertised 34,789 miles.

Advertised mileage is about 4,900 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: 34,918 miles. Price: £32,998, £1,509 more than this car. Dealer: Arnold Clark Wallsend Silverlink Citroen / Peugeot / Jeep / OMODA / JAECOO in Wallsend. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-5479dbb5773d
• 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 34,995 miles. Price: £34,995, £3,506 more than this car. Dealer: Sycamore BMW in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-b805e861fae8
• 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 34,540 miles. Price: £35,990, £4,501 more than this car. Dealer: Williams Bolton Bmw in Bolton. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-181287832252

• The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, black, under a mile from this car. Mileage: 40,451 miles. Price: £32,489, £1,000 more than this car. Dealer: MINI UK at Cotswold Hereford in Hereford. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-0c76b4ca40a4