2018 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
• Year: 2018
• Mileage: 67,000 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series M Sport has covered 67,000 miles. The dealer is asking £14,500, which is £446 above the AskCar estimate of £14,054. To work out the AskCar estimate, we analyse UK dealer adverts for 1,822 BMW 4 Series cars across different ages and specifications. We first recorded this car for sale 1 day ago. The latest MOT recorded 68,283 miles, above the advertised mileage. Check this with the dealer. MOT records show an expiry date of 7 November 2027. The seller is Sytner Coventry BMW, based in Coventry. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Fair price: £446 (3%) over the AskCar estimate of £14,054.

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 1,822 priced BMW 4 Series adverts across different ages and specifications, as of 12 November 2026.

A 2018 BMW 4 Series with the 2.0 petrol engine is typically advertised at £14,500: the median of the 126 for sale on AskCar, as of 12 November 2026.

Time on sale

AskCar first saw this 2018 BMW 4 Series advertised 1 day ago. About 4 in 10 of 2018 BMW 4 Series cars are gone from sale within a month of being advertised: 139 of the 310 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 11 November 2026 at £14,500. 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 12 November 2026: valid until 7 November 2027.

It has had 7 MOTs. The latest, on 5 November 2026, passed.

Advisories at the latest test: front suspension arm pin or bush worn but not resulting in excessive movement both fronts, bushes cracking.

Mileage at that test: 68,283 miles. The advert says 67,000 miles, fewer than the MOT record, so ask the dealer which is right.

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

Similar cars

31 other 2018 BMW 4 Series M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £9,299 to £18,999, as of 12 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series M Sport, 2.0 petrol coupe, black. Mileage: 67,000 miles. Price: £12,994, £1,506 less than this car. Dealer: Strood Motor Centre in Rochester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-c992284bf299
• 2018 BMW 4 Series M Sport, 2.0 petrol coupe, grey. Mileage: 64,000 miles. Price: £13,995, £505 less than this car. Dealer: Edinburgh Car Sales in Edinburgh. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-62a98d61fe57
• 2018 BMW 4 Series M Sport, 2.0 petrol coupe, white. Mileage: 63,250 miles. Price: £13,990, £510 less than this car. Dealer: Martin McAleenan Motors in Banbridge. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-dca94b8b4889

• The nearest: 2018 BMW 4 Series M Sport, 2.0 petrol coupe, blue, 23 miles from this car. Mileage: 116,703 miles. Price: £10,299, £4,201 less than this car. Dealer: Honest Cars in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-a8386b7f5b28