2018 BMW 4 Series Gran Coupe 2.0 420d M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 74,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series Gran Coupe M Sport has covered 74,000 miles, around 2,000 more miles than is typical for its age. The dealer is asking £13,800, which is £262 below the AskCar estimate of £14,062. To work out the AskCar estimate, we analyse UK dealer adverts for 1,195 BMW 4 Series Gran Coupe cars across different ages and specifications. It first appeared in our advert records 1 day ago. Its advertised mileage matches the government's MOT record. The seller is CSW Automotive, based in Stafford. 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: £262 (1%) under the AskCar estimate of £14,062.

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 1,195 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 5 November 2026.

A 2018 BMW 4 Series Gran Coupe with the 2.0 diesel engine is typically advertised at £13,400: the median of the 124 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2018 BMW 4 Series Gran Coupe advertised 1 day ago. About 4 in 10 of 2018 BMW 4 Series Gran Coupe cars are gone from sale within a month of being advertised: 74 of the 187 first advertised between 14 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £13,800. 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 6 April 2027.

It has had 6 MOTs. The latest, on 7 April 2026, passed.

Advisories at the latest test: rear oil leak, but not excessive diff pinion oil seal; nearside front suspension arm pin or bush worn but not resulting in excessive movement rear arm inner bush; nearside front suspension arm pin or bush worn but not resulting in excessive movement front arm front bush; and 3 more.

Mileage at that test: 70,179 miles, which matches the advertised 74,000 miles.

Advertised mileage is about 2,000 miles higher than the median mileage of a 2018 BMW 4 Series Gran Coupe on AskCar.

Similar cars

45 other 2018 BMW 4 Series Gran Coupe M Sport 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £7,995 to £19,990, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, black. Mileage: 73,300 miles. Price: £13,493, £307 less than this car. Dealer: BVG Automotive in Oldham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-2364a41ff7dc
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, white. Mileage: 75,000 miles. Price: £13,300, £500 less than this car. Dealer: Car Valley in Redbridge. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-25eca26ddff9
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, black. Mileage: 72,000 miles. Price: £13,850, £50 more than this car. Dealer: Bav Motors in Yeovil. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-d464954cfda3

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey, 20 miles from this car. Mileage: 106,720 miles. Price: £7,995, £5,805 less than this car. Dealer: Wednesburys Car Sales in Wednesbury. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-11b687a9a461