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: 85,000 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 85,000 miles, this 2015 BMW 4 Series M Sport has covered about 3,000 more miles than other 2015 BMW 4 Series cars. Priced at £10,999, it is advertised £380 above the AskCar estimate of £10,619. The AskCar estimate uses 1,833 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 161 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is AL Prestige Cars, based in Southampton. 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: £380 (3%) over the AskCar estimate of £10,619.

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 £10,999. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 28 February 2027.

It failed its MOT on 12 February 2026 (windscreen washer not working; front brake pad(s) less than 1.5 mm thick; nearside rear inner tyre has ply or cords exposed edge; and 2 more) and passed 1 day later, on 13 February 2026.

Advisories at the latest test: front brake disc worn, pitted or scored, but not seriously weakened; offside front play in steering rack inner joint(s); offside rear tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 84,773 miles, which matches the advertised 85,000 miles.

Advertised mileage is about 3,000 miles higher 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, grey. Mileage: 85,000 miles. Price: £9,494, £1,505 less than this car. Dealer: BVG Automotive in Oldham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-6318d568af09
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, white. Mileage: 87,000 miles. Price: £9,795, £1,204 less than this car. Dealer: Elland Car Sales in Brighouse. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-3a37796c4d17
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, blue. Mileage: 82,004 miles. Price: £11,490, £491 more than this car. Dealer: Elton Cars in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-15f58e8d3054

• The nearest: 2015 BMW 4 Series M Sport, 2.0 diesel convertible, grey, 62 miles from this car. Mileage: 92,000 miles. Price: £9,795, £1,204 less than this car. Dealer: Motor Trend in Great Missenden. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-f73726fc30bb