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: 27,345 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 27,345 miles, around 2,600 fewer miles than is typical for its age. Its asking price of £34,078 is £871 below the AskCar estimate of £34,949. The AskCar estimate draws on 2,992 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 19 days ago, the asking price has dropped by £917. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Vertu BMW Bridgwater, based in Bridgwater. 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: £871 (2%) under the AskCar estimate of £34,949.

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 19 days.

Price history

AskCar first saw this advert on 14 October 2026 at £34,995. Its asking price is now £34,078, £917 less. The latest price cut was seen on 2 November 2026.

Price changes recorded:

• 14 October 2026: £34,995
• 31 October 2026: £34,079
• 2 November 2026: £34,078

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 28 September 2027.

It has had one MOT, on 18 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 27,172 miles, which matches the advertised 27,345 miles.

Advertised mileage is about 2,600 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, white. Mileage: 27,180 miles. Price: £34,210, £132 more than this car. Dealer: Vertu BMW Sunderland in Sunderland. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-498a5caec299
• 2023 BMW X3 M Sport, 2.0 diesel SUV, black. Mileage: 27,680 miles. Price: £31,490, £2,588 less than this car. Dealer: All Electric BYD Kidderminster in Kidderminster. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-6d5a48bb909c
• 2023 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 27,841 miles. Price: £33,990, £88 less than this car. Dealer: Stratstone Bmw Hull in Kingston upon Hull. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-ca44b5517a8c

• The nearest: 2023 BMW X3 M Sport, 2.0 diesel SUV, grey, under a mile from this car. Mileage: 15,213 miles. Price: £32,900, £1,178 less than this car. Dealer: MINI UK at Vertu Bridgwater MINI in Bridgwater. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-ba82a6486f95