2017 BMW 4 Series

2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)

£11,688

Fair price: within 8% of the typical £12,313 for this model, age and mileage, drawing on 1,758 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
78,945 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

At 78,945 miles, this 2017 BMW 4 Series M Sport has covered about 6,200 more miles than other 2017 BMW 4 Series cars. Our estimated market asking price is £12,313. This car is advertised at £11,688, which is £625 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 1,758 BMW 4 Series cars across different ages and specifications. We first recorded this car for sale 3 days ago. MOT records show an expiry date of 9 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Junction 17 Cars Limited t/a Junction 17 Cars (Grantham), based in Grantham.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 October 2026, 3 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
21 October 2026£11,688
22 October 2026£11,688

Price and mileage comparison

Estimated market asking price: £12,313. The asking price is £625 below 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 1,758 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 6,200 miles higher than typical for a 2017 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 9 March 2027. 74,944 miles at the last test.

94 other cars with the same year, trim, gearbox and fuel are for sale from £5,900 to £30,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£5,900138,000 miles
£7,495140,000 miles
£8,492111,735 miles
£8,495119,000 miles
£8,995121,000 miles

These cars have covered 21,500–160,000 miles, compared with 78,945 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 · 2017 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