2018 BMW 4 Series Gran Coupe 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 2.0 420i GPF M Sport Auto RWD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2018
• Mileage: 87,823 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series Gran Coupe M Sport has covered 87,823 miles, around 14,600 more miles than is typical for its age. Its asking price of £11,978 is £592 above the AskCar estimate of £11,386. To work out the AskCar estimate, we analyse UK dealer adverts for 1,183 BMW 4 Series Gran Coupe cars across different ages and specifications. It first appeared in our advert records 2 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Fg Cars Loughborough, based in Loughborough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £592 (5%) over the AskCar estimate of £11,386.

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 1,183 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 6 November 2026.

A 2018 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £13,400: the median of the 124 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2018 BMW 4 Series Gran Coupe advertised 2 days ago. About 4 in 10 of 2018 BMW 4 Series Gran Coupe cars are gone from sale within a month of being advertised: 77 of the 192 first advertised between 14 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £11,978. 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 6 November 2026: valid until 6 May 2027.

It failed its MOT on 7 May 2026 (windscreen washer provides insufficient washer liquid; nearside front tyre tread depth below requirements of 1.6mm) and passed later the same day.

Advisories at the latest test: offside rear outer tyre worn close to legal limit/worn on edge edge; offside rear outer tyre has a cut but not deep enough to reach the ply or cords; offside rear outer tyre slightly damaged.

Mileage at that test: 86,446 miles, which matches the advertised 87,823 miles.

Advertised mileage is about 14,600 miles higher than the median mileage of a 2018 BMW 4 Series Gran Coupe on AskCar.

Similar cars

36 other 2018 BMW 4 Series Gran Coupe M Sport 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £8,795 to £17,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, grey. Mileage: 89,000 miles. Price: £13,494, £1,516 more than this car. Dealer: BVG Automotive in Oldham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-8c4f4034f52f
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, black. Mileage: 89,974 miles. Price: £12,199, £221 more than this car. Dealer: CG Motor Land in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-224bfaed6228
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, black. Mileage: 90,000 miles. Price: £12,990, £1,012 more than this car. Dealer: GCM Vehicles in Plymouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-2983012f9130

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white, 7 miles from this car. Mileage: 91,000 miles. Price: £10,490, £1,488 less than this car. Dealer: Ashton Motors in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-7769c64d41fc