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: 62,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series Gran Coupe M Sport is advertised with 62,000 miles, approximately 11,700 below the typical mileage for its age. The dealer is asking £13,995, which is £1,362 below the AskCar estimate of £15,357. 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. We first saw this car advertised 107 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at RJ Cars Horley in Reigate and Banstead. 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

Good value: £1,362 (8%) under the AskCar estimate of £15,357.

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 107 days.

Price history

AskCar first saw this advert on 23 July 2026 at £14,495. Its asking price is now £13,995, £500 less. The latest price cut was seen on 30 September 2026.

Price changes recorded:

• 23 July 2026: £14,495
• 25 September 2026: £13,995
• 26 September 2026: £14,495
• 30 September 2026: £13,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 11 August 2027.

It has had 8 MOTs. The latest, on 12 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 62,483 miles, which matches the advertised 62,000 miles.

Advertised mileage is about 11,700 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: 63,000 miles. Price: £14,395, £400 more than this car. Dealer: Motor Trust UK Garstang in Preston. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-267317be9a99
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey. Mileage: 57,200 miles. Price: £16,595, £2,600 more than this car. Dealer: Duman Autos in Livingston. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-58c73b18fd3b
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, white. Mileage: 66,812 miles. Price: £14,990, £995 more than this car. Dealer: Wolfe Westerham Garage in Westerham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-a9f2d613ba93