2018 BMW 4 Series 2.0 420d M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
• Year: 2018
• Mileage: 66,164 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 66,164 miles, this 2018 BMW 4 Series M Sport has covered about 3,200 more miles than other 2018 BMW 4 Series cars. Priced at £15,999, it is advertised £1,826 above the AskCar estimate of £14,173. The AskCar estimate uses 1,814 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 19 days ago. Its asking price has since fallen by £500. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Charles Hurst Usedirect Portadown in Belfast. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,826 (12%) over the AskCar estimate of £14,173.

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 1,814 priced BMW 4 Series adverts across different ages and specifications, as of 4 November 2026.

A 2018 BMW 4 Series with the 2.0 diesel engine is typically advertised at £14,500: the median of the 112 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2018 BMW 4 Series has been on sale for at least 19 days.

Price history

AskCar first saw this advert on 16 October 2026 at £16,499. Its asking price is now £15,999, £500 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 16 October 2026: £16,499
• 29 October 2026: £15,999

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 28 March 2027.

It has had 8 MOTs. The latest, on 19 March 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge; nearside front tyre worn close to legal limit/worn on edge; and 3 more.

Mileage at that test: 63,749 miles, which matches the advertised 66,164 miles.

Advertised mileage is about 3,200 miles higher than the median mileage of a 2018 BMW 4 Series on AskCar.

Similar cars

33 other 2018 BMW 4 Series M Sport 2.0 diesel automatic coupes are for sale at UK dealers, from £10,000 to £17,498, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series M Sport, 2.0 diesel coupe, black. Mileage: 66,101 miles. Price: £16,491, £492 more than this car. Dealer: Your Next Car in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-bc97353c5dff
• 2018 BMW 4 Series M Sport, 2.0 diesel coupe, blue. Mileage: 65,107 miles. Price: £12,700, £3,299 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-30800b809e81
• 2018 BMW 4 Series M Sport, 2.0 diesel coupe, black. Mileage: 65,000 miles. Price: £13,995, £2,004 less than this car. Dealer: S.P.V. Automotive in Windlesham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-6be6b1ae5f13

• The nearest: 2018 BMW 4 Series M Sport, 2.0 diesel coupe, black, 22 miles from this car. Mileage: 97,381 miles. Price: £12,500, £3,499 less than this car. Dealer: Mcwilliams Car Sales in Craigavon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-a98a3165a497