2018 BMW 4 Series

2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)

£12,999

Fair price: within 8% of the typical £13,382 for this model, age and mileage, drawing on 1,749 adverts of this make and model.

Overview

Make: BMW
Model: 4 Series
Trim: M SPORT
Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
Mileage: 77,004 miles
Year: 2018
Fuel type: Diesel
Body type: Coupe
Engine: 2.0 L
Gearbox: Automatic
Power: 187 bhp
Seats: 4
CO2: 124 g/km
Colour: Blue
Doors: 2
Driven wheels: Rear Wheel Drive
Engine badge: 420d
Emissions standard: Euro 6

About this car

With 77,004 miles on the clock, this 2018 BMW 4 Series M Sport has done roughly 14,000 more miles than a typical 2018 BMW 4 Series. At £12,999, it is advertised £383 below our estimated market asking price of £13,382. To estimate its market asking price, we analyse UK dealer adverts for 1,749 BMW 4 Series cars across different ages and specifications. This car was first seen in our listings data 38 days ago. The recorded MOT expired on 15 October 2026, so ask the dealer whether it has been renewed. Its advertised mileage is consistent with the latest recorded MOT reading. It is for sale at Croyland Car Megastore in Rushden.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 14 September 2026, 38 days ago. Advert duration calculated on 22 October 2026.

Recorded asking prices
Date observed	Asking price
14 September 2026	£12,999
21 October 2026	£12,999

Price and mileage comparison

Estimated market asking price: £13,382. The asking price is £383 below 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 1,749 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 14,000 miles higher than typical for a 2018 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT valid until 15 October 2026. 69,841 miles at the last test.

98 other cars with the same year, trim, gearbox and fuel are for sale from £10,000 to £20,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£10,000	120,000 miles
£10,190	109,000 miles
£10,990	128,000 miles
£10,995	127,000 miles
£10,995	75,432 miles

These cars have covered 24,000–128,000 miles, compared with 77,004 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

Croyland Car Megastore, Rushden. Across the dealer network: 333 cars for sale.

Dealer postcode: NN10 0RW.