2018 BMW 4 Series

3.0 440i M Sport Auto RWD Euro 6 2dr (Professional Media) (321 bhp)

£28,750

Above the going rate: £2,826 over the typical £25,924 for this model, age and mileage, drawing on 1,763 adverts of this make and model.

Overview

Make: BMW
Model: 4 Series
Trim: M SPORT
Version: 3.0 440i M Sport Auto RWD Euro 6 2dr (Professional Media) (321 bhp)
Mileage: 17,400 miles
Year: 2018
Fuel type: Petrol
Body type: Convertible
Engine: 3.0 L
Gearbox: Automatic
Power: 321 bhp
Seats: 4
CO2: 194 g/km
Colour: Purple
Doors: 2
Driven wheels: Rear Wheel Drive
Engine badge: 440i
Emissions standard: Euro 6

About this car

This 2018 BMW 4 Series M Sport has covered 17,400 miles, around 45,600 fewer than typical for its age. Its asking price of £28,750 is £2,826 above our estimate of £25,924. We use UK dealer asking prices, including 1,763 BMW 4 Series listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 18 days ago. Its recorded MOT is valid until 21 June 2027, and its advertised mileage is consistent with the latest MOT reading. It is for sale at Martin Atkinson Specialist Cars in Scunthorpe.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 3 October 2026, 18 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
3 October 2026	£28,750
20 October 2026	£28,750

Price and mileage comparison

Estimated market asking price: £25,924. The asking price is £2,826 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 1,763 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 45,600 miles lower than typical for a 2018 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 21 June 2027. 17,210 miles at the last test.

71 other cars with the same year, trim, gearbox and fuel are for sale from £9,599 to £27,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£9,599	117,000 miles
£10,299	116,703 miles
£10,500	65,800 miles
£11,295	105,000 miles
£12,488	72,600 miles

These cars have covered 10,000–117,000 miles, compared with 17,400 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW 4 Series cars for sale · 2018 BMW 4 Series price guide

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Dealer

Martin Atkinson Specialist Cars, Scunthorpe. Across the dealer network: 58 cars for sale.

Dealer postcode: DN17 2TX.