2017 BMW 4 Series 2.0 420d M Sport
Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
Price: £15,495. Fair price: £490 (3%) over the AskCar estimate of £15,005, 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
- 2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
- Mileage
- 47,000 miles
- Year
- 2017
- Fuel type
- Diesel
- Body type
- Convertible
- 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
This 2017 BMW 4 Series M Sport has covered 47,000 miles, around 26,100 fewer miles than is typical for its age. Its asking price of £15,495 is £490 above the AskCar estimate of £15,005. To work out the AskCar estimate, we analyse UK dealer adverts for 1,747 BMW 4 Series cars across different ages and specifications. It first appeared in our advert records today. Its recorded MOT is valid until 31 May 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Cars of Conwy, based in Conwy.
Stock data as of 30 October 2026.
Price history
AskCar first saw this advert on 30 October 2026.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £15,495 |
Price and mileage comparison
Fair price: £490 (3%) over the AskCar estimate of £15,005.
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 26,100 miles lower than the median mileage of a 2017 BMW 4 Series on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 31 May 2027. 43,104 miles at the last test.
Other matching cars
94 other 2017 BMW 4 Series M Sport automatic diesel cars are for sale at UK dealers from £7,495 to £30,995, as of 30 October 2026.
The 5 cheapest:
- 2017 BMW 4 Series. Price: £7,495. Mileage: 140,000 miles. Dealer: Station Road Car Sales in Baildon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-31c5fac2f894
- 2017 BMW 4 Series. Price: £8,492. Mileage: 111,735 miles. Dealer: SK Motors N.e in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-2c43e7ca0428
- 2017 BMW 4 Series. Price: £8,495. Mileage: 119,000 miles. Dealer: Station Road Automotives in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-706aeb7288a5
- 2017 BMW 4 Series. Price: £8,995. Mileage: 121,000 miles. Dealer: The Garage at Stanley Mills in Bingley. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-383317752981
- 2017 BMW 4 Series. Price: £8,995. Mileage: 109,000 miles. Dealer: Ashley Vehicle Solutions in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-e97fa023f411
The 94 matching cars have covered 21,500 to 160,000 miles, compared with 47,000 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 · 2017 BMW 4 Series price guide
More like this
Photos
1 photo of this car is 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.