2023 BMW 4 Series 3.0 M440d MHT

Overview

• Make: BMW
• Model: 4 Series
• Version: 3.0 M440d MHT Auto 4WD Euro 6 (s/s) 2dr (335 bhp)
• Year: 2023
• Mileage: 17,972 miles
• Fuel: Diesel, mild hybrid
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 162 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 4 Series is advertised with 17,972 miles, approximately 10,500 below the typical mileage for its age. The AskCar estimate for this car is £37,337. It is priced at £41,500, which is £4,163 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,787 BMW 4 Series cars across different ages and specifications. We first saw this car advertised 34 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner High Wycombe BMW, based in High Wycombe. 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

Above the going rate: £4,163 (11%) over the AskCar estimate of £37,337.

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 1,787 priced BMW 4 Series adverts across different ages and specifications, as of 2 November 2026.

A 2023 BMW 4 Series with the 3.0 diesel engine is typically advertised at £36,600: the median of the 35 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 BMW 4 Series has been on sale for at least 34 days.

Price history

AskCar first saw this advert on 29 September 2026 at £42,000. Its asking price is now £41,500, £500 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 29 September 2026: £42,000
• 27 October 2026: £41,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 26 April 2027.

It has had one MOT, on 27 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 16,325 miles, which matches the advertised 17,972 miles.

Advertised mileage is about 10,500 miles lower than the median mileage of a 2023 BMW 4 Series on AskCar.