2023 BMW X3 2.0 20d MHT M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20d MHT M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2023
• Mileage: 28,947 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 154 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X3 M Sport has covered 28,947 miles. Its asking price of £36,995 is £2,283 above the AskCar estimate of £34,712. The AskCar estimate uses UK dealer asking prices, including 2,992 BMW X3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 27 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Barretts BMW Ashford, based in Ashford. 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: £2,283 (6%) over the AskCar estimate of £34,712.

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 27 days.

Price history

AskCar first saw this advert on 6 October 2026 at £36,995. 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 2 November 2026: valid until 15 September 2027.

It has had one MOT, on 11 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 28,211 miles, which matches the advertised 28,947 miles.

Advertised mileage is about 1,000 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, blue. Mileage: 29,143 miles. Price: £30,699, £6,296 less than this car. Dealer: cinch in Salisbury. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-2aaf21391c2f
• 2023 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 28,616 miles. Price: £33,890, £3,105 less than this car. Dealer: Stratstone Bmw Doncaster in Doncaster. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-a4b264b1fc21
• 2023 BMW X3 M Sport, 2.0 diesel SUV, white. Mileage: 29,372 miles. Price: £31,998, £4,997 less than this car. Dealer: BMW Park Lane in City of Westminster. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-220e4709aff2

• The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, grey, under a mile from this car. Mileage: 26,500 miles. Price: £35,995, £1,000 less than this car. Dealer: Barretts BMW Ashford in Ashford. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-8fd9ee9dc995