2018 BMW 4 Series
2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
£17,995
Fair price: within 8% of the typical £17,968 for this model, age and mileage, drawing on 1,725 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
- 28,570 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- Convertible
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 187 bhp
- Seats
- 4
- CO2
- 124 g/km
- Colour
- Grey
- Doors
- 2
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 420d
- Emissions standard
- Euro 6
About this car
This 2018 BMW 4 Series M Sport has covered 28,570 miles, around 33,900 fewer than typical for its age. Its asking price of £17,995 is £27 above our estimate of £17,968. We use UK dealer asking prices, including 1,725 BMW 4 Series listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 1 day ago. It is advertised by The Plough Garage in Farnham.
Stock data from 23 October 2026.
Price history
First seen on 23 October 2026, 1 days ago. Advert duration calculated on 24 October 2026.
| Date observed | Asking price |
|---|---|
| 23 October 2026 | £17,995 |
Price and mileage comparison
Estimated market asking price: £17,968. The asking price is £27 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 1,725 adverts of this make and model across different ages and specifications.
Advertised mileage is approximately 33,900 miles lower than typical for a 2018 BMW 4 Series.
99 other cars with the same year, trim, gearbox and fuel are for sale from £10,000 to £20,995.
| Asking price | Mileage |
|---|---|
| £10,000 | 120,000 miles |
| £10,190 | 109,000 miles |
| £10,995 | 127,000 miles |
| £10,995 | 75,432 miles |
| £11,490 | 93,787 miles |
These cars have covered 24,000–127,000 miles, compared with 28,570 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
How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.
Vehicle photos
- 2018 BMW 4 Series photo 1
- 2018 BMW 4 Series photo 2
- 2018 BMW 4 Series photo 3
- 2018 BMW 4 Series photo 4
- 2018 BMW 4 Series photo 5
- 2018 BMW 4 Series photo 6
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