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 M Sport Auto RWD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2018
• Mileage: 61,421 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series Gran Coupe M Sport has covered 61,421 miles, around 12,200 fewer miles than is typical for its age. The AskCar estimate for this car is £14,510. It is priced at £13,499, which is £1,011 below that estimate. The AskCar estimate draws on 1,174 BMW 4 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 28 days. Its advertised mileage matches the government's MOT record. The seller is M J C Motors, based in Oldbury. 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: £1,011 (6%) under the AskCar estimate of £14,510.

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 petrol 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 28 days.

Price history

AskCar first saw this advert on 10 October 2026 at £13,499. 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 1 May 2027.

It failed its MOT on 2 May 2026 (nearside rear tyre has ply or cords exposed) and passed later the same day.

Advisories at the latest test: offside front suspension arm pin or bush worn but not resulting in excessive movement; nearside front suspension arm pin or bush worn but not resulting in excessive movement.

Mileage at that test: 61,236 miles, which matches the advertised 61,421 miles.

Advertised mileage is about 12,200 miles lower 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 7 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, blue. Mileage: 60,000 miles. Price: £15,649, £2,150 more than this car. Dealer: Bushey Car Sales in Radlett. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-02b44311bd04
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, blue. Mileage: 60,000 miles. Price: £16,495, £2,996 more than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-d3c1e6033cf0
• 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, grey. Mileage: 63,000 miles. Price: £13,995, £496 more than this car. Dealer: MSS Motor Group in Clacton-on-Sea. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-81de056937bd

• The nearest: 2018 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, black, 4 miles from this car. Mileage: 40,616 miles. Price: £15,995, £2,496 more than this car. Dealer: T Wall Approved in Kingswinford. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2018-4ab91d0a8bff