2018 BMW 4 Series 3.0 435d M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 3.0 435d M Sport Auto 4WD Euro 6 (s/s) 2dr (309 bhp)
• Year: 2018
• Mileage: 96,450 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 309 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 147 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series M Sport is advertised with 96,450 miles, approximately 33,200 above the typical mileage for its age. Priced at £14,490, it is advertised £78 above the AskCar estimate of £14,412. The AskCar estimate uses 1,787 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 32 days ago, the asking price has dropped by £410. The government's MOT record matches its advertised mileage. You can find this car at SR Motors in Swindon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £78 (under 1%) over the AskCar estimate of £14,412.

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 1,787 priced BMW 4 Series adverts across different ages and specifications, as of 2 November 2026.

A 2018 BMW 4 Series with the 3.0 diesel engine is typically advertised at £17,600: the median of the 85 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 BMW 4 Series has been on sale for at least 32 days.

Price history

AskCar first saw this advert on 1 October 2026 at £14,900. Its asking price is now £14,490, £410 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 1 October 2026: £14,900
• 2 October 2026: £14,704
• 21 October 2026: £14,521
• 25 October 2026: £13,990
• 26 October 2026: £14,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 24 January 2027.

It has had 7 MOTs. The latest, on 23 January 2026, passed.

Advisories at the latest test: offside front tyre slightly damaged/cracking or perishing.

Mileage at that test: 86,485 miles, which matches the advertised 96,450 miles.

Advertised mileage is about 33,200 miles higher than the median mileage of a 2018 BMW 4 Series on AskCar.

Similar cars

36 other 2018 BMW 4 Series M Sport 3.0 diesel automatic coupes are for sale at UK dealers, from £10,995 to £20,990, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series M Sport, 3.0 diesel coupe, black. Mileage: 99,000 miles. Price: £12,995, £1,495 less than this car. Dealer: THG Automotive in Bournemouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-7ad9a8c658b2
• 2018 BMW 4 Series M Sport, 3.0 diesel coupe, grey. Mileage: 99,950 miles. Price: £13,990, £500 less than this car. Dealer: Six Oaks Motor Company in Retford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-191d109a63a7
• 2018 BMW 4 Series M Sport, 3.0 diesel coupe, black. Mileage: 100,434 miles. Price: £13,995, £495 less than this car. Dealer: Brook Cars Company in Telford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-853d66bbaf60

• The nearest: 2018 BMW 4 Series M Sport, 3.0 diesel coupe, blue, 2 miles from this car. Mileage: 83,000 miles. Price: £14,995, £505 more than this car. Dealer: Evolve Motor Group in Swindon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-9ac01d2dd2aa