2018 BMW 4 Series 3.0 435d M Sport
Version: 3.0 435d M Sport Auto 4WD Euro 6 (s/s) 2dr (309 bhp)
Price: £18,880. Fair price: £893 (4%) under the AskCar estimate of £19,773, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,747 priced BMW 4 Series adverts on AskCar as of 30 October 2026.
AskCar lists 1,781 used BMW 4 Series from 1,037 UK dealerships, as of 30 October 2026.
Overview
- Make
- BMW
- Model
- 4 Series
- Trim
- M Sport
- Version
- 3.0 435d M Sport Auto 4WD Euro 6 (s/s) 2dr (309 bhp)
- Mileage
- 52,000 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- Convertible
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 309 bhp
- Seats
- 4
- CO2
- 169 g/km
- Colour
- Grey
- Doors
- 2
- Driven wheels
- Four Wheel Drive
- Engine badge
- 435d
- Emissions standard
- Euro 6
About this car
This 2018 BMW 4 Series M Sport has covered 52,000 miles, around 11,000 fewer miles than is typical for its age. The dealer is asking £18,880, which is £893 below the AskCar estimate of £19,773. To work out the AskCar estimate, we analyse UK dealer adverts for 1,747 BMW 4 Series cars across different ages and specifications. We first recorded this car for sale 1 day ago. MOT records show an expiry date of 3 March 2027, and the latest recorded mileage is consistent with the advert. You can find this car at Albury Motor Co in Guildford.
Stock data as of 30 October 2026.
Price history
AskCar first saw this advert on 29 October 2026, 1 day ago.
| Date observed | Asking price |
|---|---|
| 29 October 2026 | £18,880 |
| 30 October 2026 | £18,880 |
Price and mileage comparison
Fair price: £893 (4%) under the AskCar estimate of £19,773.
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 1,747 priced BMW 4 Series adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 11,000 miles lower than the median mileage of a 2018 BMW 4 Series on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 3 March 2027. 47,788 miles at the last test.
Other matching cars
105 other 2018 BMW 4 Series M Sport automatic diesel cars are for sale at UK dealers from £10,000 to £20,995, as of 30 October 2026.
The 5 cheapest:
- 2018 BMW 4 Series. Price: £10,000. Mileage: 109,000 miles. Dealer: MMG Sports, Prestige & 4x4 in Worksop. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-1a71f5975185
- 2018 BMW 4 Series. Price: £10,000. Mileage: 120,000 miles. Dealer: Starline Car Sales in Stamford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-4584f811e4f8
- 2018 BMW 4 Series. Price: £10,490. Mileage: 75,432 miles. Dealer: Halesowen Trade Centre in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-e895a0a9d9d9
- 2018 BMW 4 Series. Price: £10,995. Mileage: 127,000 miles. Dealer: Peak Automotive in Launceston. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-038177514ebf
- 2018 BMW 4 Series. Price: £11,490. Mileage: 93,787 miles. Dealer: Xenon Automotive in Welwyn Garden City. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-3c5ab9360112
The 105 matching cars have covered 24,000 to 127,000 miles, compared with 52,000 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all BMW 4 Series cars for sale · 2018 BMW 4 Series price guide
More like this
Photos
64 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.