2025 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 (s/s) 2dr (181 bhp)
• Year: 2025
• Mileage: 7,590 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 169 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BMW 4 Series M Sport has covered 7,590 miles. The AskCar estimate for this car is £38,106. It is priced at £39,400, which is £1,294 above that estimate. 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 91 days, and its asking price is down £3,590. The seller is Berry Heathrow, based in West Drayton. 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

Fair price: £1,294 (3%) over the AskCar estimate of £38,106.

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 2025 BMW 4 Series with the 2.0 petrol engine is typically advertised at £37,500: the median of the 51 for sale on AskCar, as of 6 November 2026.

Time on sale

The dealer may accept less. This 2025 BMW 4 Series has been on sale for at least 91 days, and its asking price has been cut by £3,590. About half of 2025 BMW 4 Series cars are gone from sale within a month of being advertised: 31 of the 60 first advertised between 13 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 7 August 2026 at £42,990. Its asking price is now £39,400, £3,590 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 7 August 2026: £42,990
• 19 September 2026: £42,400
• 6 October 2026: £41,800
• 15 October 2026: £41,500
• 23 October 2026: £39,980
• 6 November 2026: £39,400

Mileage and MOT

MOT: first test not yet due.

Similar cars

19 other 2025 BMW 4 Series M Sport 2.0 petrol automatic convertibles are for sale at UK dealers, from £37,440 to £43,771, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2025 BMW 4 Series M Sport, 2.0 petrol convertible, blue. Mileage: 7,506 miles. Price: £41,495, £2,095 more than this car. Dealer: Group 1 Hailsham BMW in Hailsham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2025-0a1ead7b831b
• 2025 BMW 4 Series M Sport, 2.0 petrol convertible, blue. Mileage: 7,315 miles. Price: £42,000, £2,600 more than this car. Dealer: Sytner Luton BMW in Luton. AskCar page: https://askcar.co.uk/car/bmw-4-series-2025-07b172b7ca03
• 2025 BMW 4 Series M Sport, 2.0 petrol convertible, grey. Mileage: 8,027 miles. Price: £40,999, £1,599 more than this car. Dealer: Halliwell Jones Chester BMW in Chester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2025-bce0ff9f3768

• The nearest: 2025 BMW 4 Series M Sport, 2.0 petrol convertible, grey, 6 miles from this car. Mileage: 9,573 miles. Price: £41,671, £2,271 more than this car. Dealer: Berry Chiswick BMW in Ealing. AskCar page: https://askcar.co.uk/car/bmw-4-series-2025-53a09ddb04d1