2023 BMW X3 3.0 M40d MHT

Overview

• Make: BMW
• Model: X3
• Version: 3.0 M40d MHT Auto 4WD Euro 6 (s/s) 5dr (335 bhp)
• Year: 2023
• Mileage: 3,000 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 183 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW X3 is advertised with 3,000 miles, approximately 26,900 below the typical mileage for its age. The AskCar estimate for this car is £50,748. It is priced at £52,995, which is £2,247 above that estimate. The AskCar estimate uses 3,076 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 33 days ago. It is for sale at Southern Prestige Cars in Crawley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,247 (4%) over the AskCar estimate of £50,748.

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 3,076 priced BMW X3 adverts across different ages and specifications, as of 5 November 2026.

A 2023 BMW X3 with the 3.0 diesel engine is typically advertised at £41,400: the median of the 72 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 BMW X3 has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 3 October 2026 at £52,995. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 26,900 miles lower than the median mileage of a 2023 BMW X3 on AskCar.