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: 51,714 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 51,714 miles, this 2018 BMW 4 Series Gran Coupe M Sport has covered about 21,900 fewer miles than other 2018 BMW 4 Series Gran Coupe cars. The dealer is asking £16,491, which is £159 above the AskCar estimate of £16,332. To work out the AskCar estimate, we analyse UK dealer adverts for 1,174 BMW 4 Series Gran Coupe cars across different ages and specifications. This car was first seen in our listings data 18 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Your Next Car in Nottingham. 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: £159 (under 1%) over the AskCar estimate of £16,332.

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 18 days.

Price history

AskCar first saw this advert on 20 October 2026 at £16,491. 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 7 November 2026: valid until 18 October 2027.

It has had 10 MOTs. The latest, on 19 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 51,715 miles, which matches the advertised 51,714 miles.

Advertised mileage is about 21,900 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, black. Mileage: 50,500 miles. Price: £15,890, £601 less than this car. Dealer: Bellevue Garage in Dunstable. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-9eae422dde44
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, white. Mileage: 49,000 miles. Price: £15,975, £516 less than this car. Dealer: Nick King Car Sales in Gloucester. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-e0bf07bfd7c2
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, black. Mileage: 48,000 miles. Price: £15,490, £1,001 less than this car. Dealer: Monarch Motor Company in Redditch. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-56faf49d6e9c

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey, under a mile from this car. Mileage: 69,548 miles. Price: £15,791, £700 less than this car. Dealer: Your Next Car in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-3da7c9f06bf5