2018 BMW 4 Series 3.0 430d M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 3.0 430d M Sport Auto RWD Euro 6 (s/s) 2dr (254 bhp)
• Year: 2018
• Mileage: 61,039 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW 4 Series M Sport has covered 61,039 miles. Priced at £15,750, it is advertised £741 below the AskCar estimate of £16,491. To work out the AskCar estimate, we analyse UK dealer adverts for 1,814 BMW 4 Series cars across different ages and specifications. We first recorded this advert 160 days ago, and its asking price has since fallen by £745. Its advertised mileage matches the government's MOT record. You can find this car at Mats Garage in Goole. 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

Fair price: £741 (4%) under the AskCar estimate of £16,491.

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 3.0 diesel engine is typically advertised at £17,500: the median of the 85 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2018 BMW 4 Series has been on sale for at least 160 days.

Price history

AskCar first saw this advert on 28 May 2026 at £16,495. Its asking price is now £15,750, £745 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 29 May 2026: £16,495
• 18 June 2026: £16,250
• 5 September 2026: £15,995
• 8 October 2026: £15,795
• 20 October 2026: £15,750

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 26 March 2027.

It has had 7 MOTs. The latest, on 28 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 60,207 miles, which matches the advertised 61,039 miles.

Advertised mileage is about 2,000 miles lower than the median mileage of a 2018 BMW 4 Series on AskCar.

Similar cars

19 other 2018 BMW 4 Series M Sport 3.0 diesel automatic convertibles are for sale at UK dealers, from £12,995 to £20,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW 4 Series M Sport, 3.0 diesel convertible, grey. Mileage: 58,000 miles. Price: £16,995, £1,245 more than this car. Dealer: Peverel Car Company in Wickham Bishops. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-40254834b248
• 2018 BMW 4 Series M Sport, 3.0 diesel convertible, blue. Mileage: 65,729 miles. Price: £20,995, £5,245 more than this car. Dealer: Sytner Stevenage BMW in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-d5bc702743e0
• 2018 BMW 4 Series M Sport, 3.0 diesel convertible, grey. Mileage: 55,500 miles. Price: £15,995, £245 more than this car. Dealer: Hampton Car Sales in Milton Malsor. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-32cb268e7565

• The nearest: 2018 BMW 4 Series M Sport, 3.0 diesel convertible, blue, 38 miles from this car. Mileage: 70,000 miles. Price: £14,995, £755 less than this car. Dealer: Moss Prestige in Huddersfield. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-cfe3b6a5c5f7