2015 BMW 4 Series 2.0 420d M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
• Year: 2015
• Mileage: 65,768 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2015 BMW 4 Series M Sport has covered 65,768 miles, around 16,300 fewer miles than is typical for its age. Its asking price of £11,990 is £231 below the AskCar estimate of £12,221. To work out the AskCar estimate, we analyse UK dealer adverts for 1,833 BMW 4 Series cars across different ages and specifications. Since we first spotted the advert 161 days ago, the asking price has dropped by £600. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Dani Motors in Luton. 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: £231 (1%) under the AskCar estimate of £12,221.

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 2015 BMW 4 Series with the 2.0 diesel engine is typically advertised at £10,000: the median of the 103 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2015 BMW 4 Series has been on sale for at least 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £12,590. Its asking price is now £11,990, £600 less. The latest price cut was seen on 11 September 2026.

Price changes recorded:

• 29 May 2026: £12,590
• 11 September 2026: £11,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 15 January 2027.

It has had 10 MOTs. The latest, on 16 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 65,644 miles, which matches the advertised 65,768 miles.

Advertised mileage is about 16,300 miles lower than the median mileage of a 2015 BMW 4 Series on AskCar.

Similar cars

17 other 2015 BMW 4 Series M Sport 2.0 diesel automatic convertibles are for sale at UK dealers, from £7,450 to £14,252, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, blue. Mileage: 71,045 miles. Price: £11,995, the same price as this car. Dealer: KTS Motor Company in Mold. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-f15b1eeffb94
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, blue. Mileage: 73,000 miles. Price: £11,490, £500 less than this car. Dealer: The Value Car Centre in Norwich. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-ab507ac0f7c6
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, blue. Mileage: 75,622 miles. Price: £11,791, £199 less than this car. Dealer: Your Next Car in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-6334425ae5d6

• The nearest: 2015 BMW 4 Series M Sport, 2.0 diesel convertible, grey, 17 miles from this car. Mileage: 92,000 miles. Price: £9,795, £2,195 less than this car. Dealer: Motor Trend in Great Missenden. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-f73726fc30bb