2017 BMW 4 Series

2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)

£14,490

Fair price: within 8% of the typical £13,924 for this model, age and mileage, drawing on 1,756 adverts of this make and model.

Overview

Make
BMW
Model
4 Series
Trim
M SPORT
Version
2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
Mileage
59,000 miles
Year
2017
Fuel type
Petrol
Body type
Coupe
Engine
2.0 L
Gearbox
Automatic
Power
181 bhp
Seats
4
CO2
134 g/km
Colour
White
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
420i
Emissions standard
Euro 6

About this car

This 2017 BMW 4 Series M Sport has covered 59,000 miles, around 12,100 fewer than typical for its age. At £14,490, it is advertised £566 above our estimated market asking price of £13,924. To estimate its market asking price, we analyse UK dealer adverts for 1,756 BMW 4 Series cars across different ages and specifications. We first recorded this advert 143 days ago, and its asking price has since fallen by £10. It may give you a starting point for a conversation about price. The latest MOT record shows an expiry date of 15 January 2027, with the advertised mileage consistent with the recorded reading. You can find this car at First Autos in Watford.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 30 May 2026, 143 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £10 from the first recorded £14,500. 3 price reductions recorded, the latest observed on 4 August 2026.

Recorded asking prices
Date observedAsking price
31 May 2026£14,500
1 June 2026£14,490
25 June 2026£13,990
7 July 2026£13,990
12 July 2026£14,490
14 July 2026£14,990
4 August 2026£14,490
5 August 2026£14,490
19 October 2026£14,490

Price and mileage comparison

Estimated market asking price: £13,924. The asking price is £566 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 1,756 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 12,100 miles lower than typical for a 2017 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 15 January 2027. 56,166 miles at the last test.

49 other cars with the same year, trim, gearbox and fuel are for sale from £8,299 to £29,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£8,299100,714 miles
£10,39099,900 miles
£10,39592,400 miles
£10,495123,000 miles
£11,995109,420 miles

These cars have covered 11,302–123,000 miles, compared with 59,000 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

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Dealer

First Autos, Watford. Across the dealer network: 31 cars for sale.

Dealer postcode: WD18 8YA.

Dealer opening hours

Monday
09:00-19:00
Tuesday
09:00-19:00
Wednesday
09:00-19:00
Thursday
09:00-19:00
Friday
09:00-19:00
Saturday
10:00-17:00
Sunday
10:00-13:00

Vehicle photos