2021 BMW 4 Series 3.0 M440i MHT

Overview

• Make: BMW
• Model: 4 Series
• Version: 3.0 M440i MHT Auto 4WD Euro 6 (s/s) 2dr (369 bhp)
• Year: 2021
• Mileage: 40,000 miles
• Fuel: Petrol, mild hybrid
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 369 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 183 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 40,000 miles, this 2021 BMW 4 Series has covered about 4,100 fewer miles than other 2021 BMW 4 Series cars. Its asking price of £31,475 is £1,190 below the AskCar estimate of £32,665. To work out the AskCar estimate, we analyse UK dealer adverts for 1,833 BMW 4 Series cars across different ages and specifications. The asking price is now £2,513 lower than when we first recorded the advert 117 days ago. Its advertised mileage matches the government's MOT record. It is for sale at Junction 17 Cars Peterborough in Yaxley. 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: £1,190 (3%) under the AskCar estimate of £32,665.

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 1,833 priced BMW 4 Series adverts across different ages and specifications, as of 5 November 2026.

A 2021 BMW 4 Series with the 3.0 petrol engine is typically advertised at £30,000: the median of the 53 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 BMW 4 Series has been on sale for at least 117 days.

Price history

AskCar first saw this advert on 11 July 2026 at £33,988. Its asking price is now £31,475, £2,513 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 11 July 2026: £33,988
• 13 August 2026: £33,475
• 21 August 2026: £32,975
• 26 August 2026: £32,475
• 10 September 2026: £31,975
• 18 September 2026: £31,475
• 2 October 2026: £31,275
• 8 October 2026: £30,675
• 15 October 2026: £30,475
• 23 October 2026: £29,475
• 31 October 2026: £31,475

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 11 November 2026.

It failed its MOT on 11 November 2025 (nearside rear inner tyre has ply or cords exposed; offside rear inner tyre has ply or cords exposed; brake performance unable to be tested) and passed 1 day later, on 12 November 2025.

Advisories at the latest test: rear oil leak, but not excessive; nearside front tyre worn close to legal limit/worn on edge worn on edges; offside front tyre worn close to legal limit/worn on edge worn on edges.

Mileage at that test: 30,431 miles, which matches the advertised 40,000 miles.

Advertised mileage is about 4,100 miles lower than the median mileage of a 2021 BMW 4 Series on AskCar.