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 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 66,812 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 66,812 miles on the clock, this 2018 BMW 4 Series Gran Coupe M Sport has done roughly 6,900 fewer miles than a typical 2018 BMW 4 Series Gran Coupe. Its asking price of £14,990 is £453 below the AskCar estimate of £15,443. The AskCar estimate uses UK dealer asking prices, including 1,174 BMW 4 Series Gran Coupe adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 129 days ago. Its asking price has since fallen by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is Wolfe Westerham Garage, based in Westerham. 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: £453 (2%) under the AskCar estimate of £15,443.

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 2.0 diesel engine is typically advertised at £13,500: the median of the 123 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 129 days.

Price history

AskCar first saw this advert on 1 July 2026 at £15,990. Its asking price is now £14,990, £1,000 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 1 July 2026: £15,990
• 5 July 2026: £15,600
• 8 September 2026: £15,490
• 28 October 2026: £14,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 22 January 2027.

It has had 6 MOTs. The latest, on 23 January 2026, passed.

Advisories at the latest test: nearside front inner tyre slightly damaged sidewall.

Mileage at that test: 66,805 miles, which matches the advertised 66,812 miles.

Advertised mileage is about 6,900 miles lower than the median mileage of a 2018 BMW 4 Series Gran Coupe on AskCar.

Similar cars

46 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 7 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey. Mileage: 68,000 miles. Price: £15,500, £510 more than this car. Dealer: AGS Automotive in Heathfield. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-6732df0262b6
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, black. Mileage: 69,000 miles. Price: £14,750, £240 less than this car. Dealer: Direct Car Sales in Kingsnorth. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-03f4493e7e45
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey. Mileage: 69,548 miles. Price: £15,791, £801 more than this car. Dealer: Your Next Car in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-3da7c9f06bf5

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey, 2 miles from this car. Mileage: 46,902 miles. Price: £14,495, £495 less than this car. Dealer: UK Car Solutions in Bromley. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-39964873437a