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 (187 bhp)
• Year: 2015
• Mileage: 82,004 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2015 BMW 4 Series M Sport is advertised with 82,004 miles on the clock. Its asking price of £11,490 is £718 above the AskCar estimate of £10,772. The AskCar estimate draws on 1,814 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 121 days ago. Its asking price has since fallen by £500. Our latest MOT record expired on 11 July 2026. Check the current position with the dealer. The government's MOT record matches its advertised mileage. It is for sale at Elton Cars in Peterborough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £718 (6%) over the AskCar estimate of £10,772.

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 1,814 priced BMW 4 Series adverts across different ages and specifications, as of 4 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 4 November 2026.

Time on sale

This 2015 BMW 4 Series has been on sale for at least 121 days.

Price history

AskCar first saw this advert on 6 July 2026 at £11,990. Its asking price is now £11,490, £500 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 6 July 2026: £11,990
• 3 September 2026: £11,900
• 18 September 2026: £11,890
• 23 October 2026: £11,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: the latest record we hold ran out on 11 July 2026; ask the dealer for the current MOT.

It failed its MOT on 18 June 2025 (offside front shock absorbers has a serious fluid leak; offside rear inner tyre has a tear, caused by separation or partial failure of its structure) and passed 1 day later, on 19 June 2025.

Advisories at the latest test: offside front play in steering rack inner joint(s).

Mileage at that test: 69,288 miles, which matches the advertised 82,004 miles.

Advertised mileage is about 100 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 4 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: £9,994, £1,496 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, blue. Mileage: 85,000 miles. Price: £10,999, £491 less than this car. Dealer: AL Prestige Cars in Southampton. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-163b976f0ec4
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, white. Mileage: 87,000 miles. Price: £9,795, £1,695 less than this car. Dealer: Elland Car Sales in Brighouse. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-3a37796c4d17

• The nearest: 2015 BMW 4 Series M Sport, 2.0 diesel convertible, black, 2 miles from this car. Mileage: 114,000 miles. Price: £8,450, £3,040 less than this car. Dealer: West Brook Car Sales in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-05bca2cc9897