2018 BMW 4 Series Gran Coupe

2.0 420d M Sport Auto RWD Euro 6 5dr (Professional Media) (187 bhp)

£18,500

Above the going rate: £2,241 over the typical £16,259 for this model, age and mileage, drawing on 1,138 adverts of this make and model.

Overview

Make
BMW
Model
4 Series Gran Coupe
Trim
M SPORT
Version
2.0 420d M Sport Auto RWD Euro 6 5dr (Professional Media) (187 bhp)
Mileage
45,883 miles
Year
2018
Fuel type
Diesel
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
187 bhp
Seats
5
CO2
151 g/km
Colour
Blue
Doors
5
Driven wheels
Rear Wheel Drive
Engine badge
420d
Emissions standard
Euro 6

About this car

This 2018 BMW 4 Series Gran Coupe M Sport has covered 45,883 miles, around 23,000 fewer than typical for its age. Its asking price of £18,500 is £2,241 above our estimate of £16,259. We use UK dealer asking prices, including 1,138 BMW 4 Series Gran Coupe listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 49 days ago, the asking price has dropped by £750. MOT records show an expiry date of 21 November 2026. The seller is Sytner Swansea MINI, based in Swansea.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 September 2026, 49 days ago. Advert duration calculated on 24 October 2026. Net asking-price reduction: £750 from the first recorded £19,250. 2 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observedAsking price
5 September 2026£19,250
1 October 2026£18,750
17 October 2026£18,500
23 October 2026£18,500

Price and mileage comparison

Estimated market asking price: £16,259. The asking price is £2,241 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 1,138 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 23,000 miles lower than typical for a 2018 BMW 4 Series Gran Coupe.

MOT

MOT valid until 21 November 2026.

70 other cars with the same year, trim, gearbox and fuel are for sale from £7,995 to £22,222.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£7,995106,720 miles
£8,995138,000 miles
£9,649120,250 miles
£10,494122,091 miles
£10,995117,500 miles

These cars have covered 17,653–138,000 miles, compared with 45,883 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 Gran Coupe cars for sale · 2018 BMW 4 Series Gran Coupe price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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