2018 BMW 4 Series Gran Coupe 3.0 430d M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 3.0 430d M Sport Auto RWD Euro 6 (s/s) 5dr (254 bhp)
• Year: 2018
• Mileage: 51,052 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series Gran Coupe M Sport has covered 51,052 miles, around 22,600 fewer miles than is typical for its age. Priced at £16,799, it is advertised £1,399 below the AskCar estimate of £18,198. The AskCar estimate draws on 1,174 BMW 4 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 163 days ago, the asking price has dropped by £200. Our records show an MOT expiry date of 23 June 2026, which has passed. Ask the dealer for an update. The government's MOT record matches its advertised mileage. It is advertised by Autosmith N.e in Sunderland. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,399 (7%) under the AskCar estimate of £18,198.

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 1,174 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 7 November 2026.

A 2018 BMW 4 Series Gran Coupe with the 3.0 diesel engine is typically advertised at £17,200: the median of the 42 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 BMW 4 Series Gran Coupe has been on sale for at least 163 days.

Price history

AskCar first saw this advert on 28 May 2026 at £16,999. Its asking price is now £16,799, £200 less. The latest price cut was seen on 2 September 2026.

Price changes recorded:

• 28 May 2026: £16,999
• 8 June 2026: £17,001
• 18 July 2026: £16,499
• 5 August 2026: £16,899
• 2 September 2026: £16,799

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: the latest record we hold ran out on 23 June 2026; ask the dealer for the current MOT.

It failed its MOT on 16 June 2025 (nearside front road wheel fixing missing; offside front road wheel fixing missing) and passed 8 days later, on 24 June 2025.

There were no advisories at the latest test.

Mileage at that test: 51,055 miles, which matches the advertised 51,052 miles.

Advertised mileage is about 22,600 miles lower than the median mileage of a 2018 BMW 4 Series Gran Coupe on AskCar.

Similar cars

23 other 2018 BMW 4 Series Gran Coupe M Sport 3.0 diesel automatic hatchbacks are for sale at UK dealers, from £11,295 to £21,490, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series Gran Coupe M Sport, 3.0 diesel hatchback, black. Mileage: 52,200 miles. Price: £16,995, £196 more than this car. Dealer: First Automotive in Leatherhead. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-7bac51c4480d
• 2018 BMW 4 Series Gran Coupe M Sport, 3.0 diesel hatchback, silver. Mileage: 49,000 miles. Price: £21,490, £4,691 more than this car. Dealer: Stratus in Basingstoke. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-084a6f1b1bd9
• 2018 BMW 4 Series Gran Coupe M Sport, 3.0 diesel hatchback, blue. Mileage: 54,000 miles. Price: £18,935, £2,136 more than this car. Dealer: Expressway Car Company in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-ae332dc95869

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 3.0 diesel hatchback, white, 6 miles from this car. Mileage: 80,590 miles. Price: £16,990, £191 more than this car. Dealer: Whitley Bay Motors in Washington. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-419f93583a5d