2018 BMW 4 Series 2.0 420i M Sport
Version: 2.0 420i M Sport Auto 4WD Euro 6 2dr (Professional Media) (181 bhp)
Price: £11,999. Fair price: £275 (2%) under the AskCar estimate of £12,274, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,775 priced BMW 4 Series adverts on AskCar as of 1 November 2026.
AskCar lists 1,816 used BMW 4 Series from 1,043 UK dealerships, as of 1 November 2026.
Overview
- Make
- BMW
- Model
- 4 Series
- Trim
- M Sport
- Version
- 2.0 420i M Sport Auto 4WD Euro 6 2dr (Professional Media) (181 bhp)
- Mileage
- 94,538 miles
- Year
- 2018
- Fuel type
- Petrol
- Body type
- Coupe
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 181 bhp
- Seats
- 4
- CO2
- 178 g/km
- Colour
- Grey
- Doors
- 2
- Driven wheels
- Four Wheel Drive
- Engine badge
- 420i
- Emissions standard
- Euro 6
About this car
This 2018 BMW 4 Series M Sport has covered 94,538 miles, around 31,400 more miles than is typical for its age. Priced at £11,999, it is advertised £275 below the AskCar estimate of £12,274. To work out the AskCar estimate, we analyse UK dealer adverts for 1,775 BMW 4 Series cars across different ages and specifications. We first recorded this car for sale today. The latest MOT record shows an expiry date of 14 September 2027, with the advertised mileage consistent with the recorded reading. It is advertised by cinch Bellevue in Hart.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 1 November 2026 | £11,999 |
Price and mileage comparison
Fair price: £275 (2%) under the AskCar estimate of £12,274.
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 1,775 priced BMW 4 Series adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 31,400 miles higher 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 14 September 2027. 94,383 miles at the last test.
Other matching cars
67 other 2018 BMW 4 Series M Sport automatic petrol cars are for sale at UK dealers from £10,299 to £28,750, as of 1 November 2026.
The 5 cheapest:
- 2018 BMW 4 Series. Price: £10,299. Mileage: 116,703 miles. Dealer: Honest Cars in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-a8386b7f5b28
- 2018 BMW 4 Series. Price: £11,295. Mileage: 105,000 miles. Dealer: Eclipse Car Sales in Winchester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-0c1d50e88c20
- 2018 BMW 4 Series. Price: £11,990. Mileage: 106,123 miles. Dealer: Strategic Vehicle Solutions in Boston. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-364433371cee
- 2018 BMW 4 Series. Price: £12,488. Mileage: 72,600 miles. Dealer: Car Capital in Southall. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-cd7c272be5c3
- 2018 BMW 4 Series. Price: £12,795. Mileage: 73,274 miles. Dealer: Motoring WAY in Abertillery. AskCar page: https://askcar.co.uk/car/bmw-4-series-2018-c608ab0df585
The 67 matching cars have covered 10,000 to 116,703 miles, compared with 94,538 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
30 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 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.