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
• Year: 2015
• Mileage: 119,069 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 119,069 miles on the clock, this 2015 BMW 4 Series M Sport has done roughly 37,000 more miles than a typical 2015 BMW 4 Series. The dealer is asking £8,250, which is £63 above the AskCar estimate of £8,187. To work out the AskCar estimate, we analyse UK dealer adverts for 1,833 BMW 4 Series cars across different ages and specifications. The asking price is now £750 lower than when we first recorded the advert 140 days ago. Our latest MOT record expired on 25 June 2026. Check the current position with the dealer. The government's MOT record matches its advertised mileage. It is for sale at Essex Select Cars in Colchester. 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: £63 (under 1%) over the AskCar estimate of £8,187.

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 140 days.

Price history

AskCar first saw this advert on 18 June 2026 at £9,000. Its asking price is now £8,250, £750 less. The latest price cut was seen on 8 October 2026.

Price changes recorded:

• 18 June 2026: £9,000
• 20 June 2026: £11,500
• 2 July 2026: £9,500
• 14 August 2026: £9,300
• 25 September 2026: £8,750
• 8 October 2026: £8,250

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: the latest record we hold ran out on 25 June 2026; ask the dealer for the current MOT.

It has had 11 MOTs. The latest, on 25 June 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 103,840 miles, which matches the advertised 119,069 miles.

Advertised mileage is about 37,000 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, white. Mileage: 122,000 miles. Price: £7,598, £652 less than this car. Dealer: P A Roberts The BMW Specialist in Whitchurch. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-da26e8096426
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, black. Mileage: 114,000 miles. Price: £8,450, £200 more than this car. Dealer: West Brook Car Sales in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-05bca2cc9897
• 2015 BMW 4 Series M Sport, 2.0 diesel convertible, blue. Mileage: 109,708 miles. Price: £8,799, £549 more than this car. Dealer: Automania Specialist Cars in West Bromwich. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-68f49d9468b6

• The nearest: 2015 BMW 4 Series M Sport, 2.0 diesel convertible, grey, 27 miles from this car. Mileage: 129,000 miles. Price: £7,600, £650 less than this car. Dealer: Cars Under 3000 in Rayleigh. AskCar page: https://askcar.co.uk/car/bmw-4-series-2015-ad2f91eba931