2021 BMW 4 Series 3.0 M440i MHT

Overview

• Make: BMW
• Model: 4 Series
• Version: 3.0 M440i MHT Auto 4WD Euro 6 2dr (368 bhp)
• Year: 2021
• Mileage: 40,650 miles
• Fuel: Petrol, mild hybrid
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 368 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 183 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 40,650 miles, this 2021 BMW 4 Series has covered about 3,500 fewer miles than other 2021 BMW 4 Series cars. The dealer is asking £32,495, which is £352 above the AskCar estimate of £32,143. To work out the AskCar estimate, we analyse UK dealer adverts for 1,825 BMW 4 Series cars across different ages and specifications. We first saw this car advertised 53 days ago. Its asking price has since fallen by £500. The government's MOT record matches its advertised mileage. It is advertised by Carnexions Motor Company in Maidenhead. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £352 (1%) over the AskCar estimate of £32,143.

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 1,825 priced BMW 4 Series adverts across different ages and specifications, as of 7 November 2026.

A 2021 BMW 4 Series with the 3.0 petrol engine is typically advertised at £30,000: the median of the 52 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 BMW 4 Series has been on sale for at least 53 days.

Price history

AskCar first saw this advert on 15 September 2026 at £32,995. Its asking price is now £32,495, £500 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 15 September 2026: £32,995
• 9 October 2026: £32,850
• 1 November 2026: £32,750
• 7 November 2026: £32,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 10 March 2027.

It has had 5 MOTs. The latest, on 11 March 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 33,119 miles, which matches the advertised 40,650 miles.

Advertised mileage is about 3,500 miles lower than the median mileage of a 2021 BMW 4 Series on AskCar.