2024 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i M Sport Auto RWD Euro 6 2dr Step (181 bhp)
• Year: 2024
• Mileage: 9,913 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 154 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2024 BMW 4 Series M Sport has covered 9,913 miles, around 6,800 fewer miles than is typical for its age. The dealer is asking £37,890, which is £3,682 above the AskCar estimate of £34,208. To work out the AskCar estimate, we analyse UK dealer adverts for 1,826 BMW 4 Series cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 142 days, and its asking price is down £4,360. It is for sale at Stratstone BMW Maidstone in Aylesford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £3,682 (10%) over the AskCar estimate of £34,208.

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 1,826 priced BMW 4 Series adverts across different ages and specifications, as of 6 November 2026.

A 2024 BMW 4 Series with the 2.0 petrol engine is typically advertised at £32,500: the median of the 33 for sale on AskCar, as of 6 November 2026.

Time on sale

The dealer may accept less. This 2024 BMW 4 Series has been on sale for at least 142 days, and its asking price has been cut by £4,360. About half of 2024 BMW 4 Series cars are gone from sale within a month of being advertised: 33 of the 64 first advertised between 14 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 17 June 2026 at £42,250. Its asking price is now £37,890, £4,360 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 17 June 2026: £42,250
• 26 June 2026: £41,930
• 6 July 2026: £41,920
• 15 July 2026: £42,390
• 22 July 2026: £41,990
• 31 July 2026: £41,390
• 15 August 2026: £40,990
• 22 August 2026: £41,290
• 5 September 2026: £40,990
• 13 September 2026: £40,690
• 26 September 2026: £40,090
• 9 October 2026: £38,790
• 15 October 2026: £38,490
• 16 October 2026: £38,390
• 27 October 2026: £37,890

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 6,800 miles lower than the median mileage of a 2024 BMW 4 Series on AskCar.

Similar cars

8 other 2024 BMW 4 Series M Sport 2.0 petrol automatic convertibles are for sale at UK dealers, from £31,900 to £36,950, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2024 BMW 4 Series M Sport, 2.0 petrol convertible, blue. Mileage: 8,274 miles. Price: £36,950, £940 less than this car. Dealer: Sandal BMW Huddersfield in Huddersfield. AskCar page: https://askcar.co.uk/car/bmw-4-series-2024-a03f90a7fc5c
• 2024 BMW 4 Series M Sport, 2.0 petrol convertible, blue. Mileage: 13,379 miles. Price: £36,000, £1,890 less than this car. Dealer: Sytner Cardiff BMW in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-4-series-2024-537a939b592d
• 2024 BMW 4 Series M Sport, 2.0 petrol convertible, white. Mileage: 13,664 miles. Price: £34,899, £2,991 less than this car. Dealer: cinch in Salisbury. AskCar page: https://askcar.co.uk/car/bmw-4-series-2024-dca5ca14c822

• The nearest: 2024 BMW 4 Series M Sport, 2.0 petrol convertible, white, 26 miles from this car. Mileage: 23,414 miles. Price: £32,460, £5,430 less than this car. Dealer: Berry Croydon BMW in Croydon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2024-09119b4e4d1a