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: 105,000 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

This 2018 BMW 4 Series M Sport has covered 105,000 miles, around 42,000 more miles than is typical for its age. Priced at £10,990, it is advertised £326 above the AskCar estimate of £10,664. The AskCar estimate uses 1,826 UK dealer adverts for the BMW 4 Series, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert today. The government's MOT record matches its advertised mileage. You can find this car at Silverline Motor Company in Bolton. 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: £326 (3%) over the AskCar estimate of £10,664.

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 1,826 priced BMW 4 Series adverts across different ages and specifications, as of 6 November 2026.

A 2018 BMW 4 Series with the 2.0 diesel engine is typically advertised at £14,500: the median of the 116 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2018 BMW 4 Series advertised today. About 4 in 10 of 2018 BMW 4 Series cars are gone from sale within a month of being advertised: 131 of the 297 first advertised between 11 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £10,990. 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 24 April 2027.

It failed its MOT on 21 April 2026 (offside front tyre has ply or cords damaged inner tyre wall cut and cords exposed) and passed 1 day later, on 22 April 2026.

There were no advisories at the latest test.

Mileage at that test: 90,410 miles, which matches the advertised 105,000 miles.

Advertised mileage is about 42,000 miles higher than the median mileage of a 2018 BMW 4 Series on AskCar.

Similar cars

35 other 2018 BMW 4 Series M Sport 2.0 diesel automatic coupes are for sale at UK dealers, from £10,000 to £17,988, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series M Sport, 2.0 diesel coupe, blue. Mileage: 107,235 miles. Price: £11,490, £500 more than this car. Dealer: City Motors Cams in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-eabdf970ddc2
• 2018 BMW 4 Series M Sport, 2.0 diesel coupe, blue. Mileage: 109,000 miles. Price: £10,000, £990 less than this car. Dealer: MMG Sports, Prestige & 4x4 in Worksop. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-1a71f5975185
• 2018 BMW 4 Series M Sport, 2.0 diesel coupe, black. Mileage: 97,381 miles. Price: £12,500, £1,510 more than this car. Dealer: Mcwilliams Car Sales in Craigavon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-6543353d3385

• The nearest: 2018 BMW 4 Series M Sport, 2.0 diesel coupe, black, 17 miles from this car. Mileage: 91,462 miles. Price: £11,695, £705 more than this car. Dealer: Greenlight in Blackburn. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-495f79ede371