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: 108,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series Gran Coupe M Sport has covered 108,000 miles, around 34,300 more miles than is typical for its age. Priced at £11,495, it is advertised £521 above the AskCar estimate of £10,974. 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. Since we first spotted the advert 62 days ago, the asking price has dropped by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is Coventry Sterling Motors, based in Coventry. 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: £521 (4%) over the AskCar estimate of £10,974.

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 62 days.

Price history

AskCar first saw this advert on 6 September 2026 at £12,495. Its asking price is now £11,495, £1,000 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 6 September 2026: £12,495
• 28 September 2026: £12,250
• 29 September 2026: £11,995
• 17 October 2026: £11,695
• 4 November 2026: £11,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 29 January 2027.

It has had 6 MOTs. The latest, on 12 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 98,072 miles, which matches the advertised 108,000 miles.

Advertised mileage is about 34,300 miles higher 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: 108,200 miles. Price: £11,547, £52 more than this car. Dealer: IM Car Supermarket in Dunstable. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-2d8257528be5
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey. Mileage: 106,720 miles. Price: £7,995, £3,500 less than this car. Dealer: Wednesburys Car Sales in Wednesbury. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-11b687a9a461
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey. Mileage: 106,000 miles. Price: £11,295, £200 less than this car. Dealer: Eminent Motor Group in Oldham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-221c2e74c3c8

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, black, 20 miles from this car. Mileage: 48,000 miles. Price: £15,490, £3,995 more than this car. Dealer: Monarch Motor Company in Redditch. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-56faf49d6e9c