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 4WD Euro 6 2dr (Professional Media) (181 bhp)
• Year: 2018
• Mileage: 94,538 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series M Sport has covered 94,538 miles, around 32,100 more miles than is typical for its age. Priced at £11,999, it is advertised £220 below the AskCar estimate of £12,219. To work out the AskCar estimate, we analyse UK dealer adverts for 1,833 BMW 4 Series cars across different ages and specifications. We first recorded this car for sale 4 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by cinch Bellevue in Hart. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £220 (1%) under the AskCar estimate of £12,219.

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 1,833 priced BMW 4 Series adverts across different ages and specifications, as of 5 November 2026.

A 2018 BMW 4 Series with the 2.0 petrol engine is typically advertised at £14,500: the median of the 117 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2018 BMW 4 Series advertised 4 days ago. About 4 in 10 of 2018 BMW 4 Series cars are gone from sale within a month of being advertised: 129 of the 292 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 1 November 2026 at £11,999. 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 5 November 2026: valid until 14 September 2027.

It has had 8 MOTs. The latest, on 10 September 2026, passed.

Advisories at the latest test: offside rear outer tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 94,383 miles, which matches the advertised 94,538 miles.

Advertised mileage is about 32,100 miles higher than the median mileage of a 2018 BMW 4 Series on AskCar.

Similar cars

29 other 2018 BMW 4 Series M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £9,599 to £18,999, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series M Sport, 2.0 petrol coupe, grey. Mileage: 105,000 miles. Price: £11,295, £704 less than this car. Dealer: Eclipse Car Sales in Winchester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-0c1d50e88c20
• 2018 BMW 4 Series M Sport, 2.0 petrol coupe, black. Mileage: 106,123 miles. Price: £11,990, the same price as this car. Dealer: Strategic Vehicle Solutions in Boston. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-364433371cee
• 2018 BMW 4 Series M Sport, 2.0 petrol coupe, black. Mileage: 79,000 miles. Price: £15,000, £3,001 more than this car. Dealer: BWC Used Cars Telford in Telford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-5ee21f5602be

• The nearest: 2018 BMW 4 Series M Sport, 2.0 petrol coupe, white, 12 miles from this car. Mileage: 49,973 miles. Price: £16,990, £4,991 more than this car. Dealer: Anchor Cars in Reading. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-c37dd72340fd