2017 BMW 4 Series

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

£7,995

Far under the typical £12,572 for this model, age and mileage, drawing on 1,756 adverts of this make and model: £4,577 less. Worth asking why.

Overview

Make: BMW
Model: 4 Series
Trim: M SPORT
Version: 2.0 420i M Sport Manual RWD Euro 6 (s/s) 2dr (181 bhp)
Mileage: 68,000 miles
Year: 2017
Fuel type: Petrol
Body type: Coupe
Engine: 2.0 L
Gearbox: Manual
Power: 181 bhp
Seats: 4
CO2: 141 g/km
Colour: Black
Doors: 2
Driven wheels: Rear Wheel Drive
Engine badge: 420i
Emissions standard: Euro 6

About this car

At 68,000 miles, this 2017 BMW 4 Series M Sport has covered about 3,100 fewer miles than other 2017 BMW 4 Series cars. Our estimated market asking price is £12,572, but this car is advertised at £7,995, a difference of £4,577. Ask the dealer to confirm the price and vehicle details. Our estimate draws on 1,756 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 25 days ago, the asking price has dropped by £1,000. Its recorded MOT is valid until 29 June 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by CJ Autos Bristol in Warmley.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 25 September 2026, 25 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,000 from the first recorded £8,995. 2 price reductions recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observed	Asking price
25 September 2026	£8,995
5 October 2026	£8,495
13 October 2026	£7,995
19 October 2026	£7,995

Price and mileage comparison

Estimated market asking price: £12,572. The asking price is £4,577 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 1,756 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 3,100 miles lower than typical for a 2017 BMW 4 Series.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 June 2027. 66,330 miles at the last test.

5 other cars with the same year, trim, gearbox and fuel are for sale from £9,485 to £17,500.

Other matching cars
Asking price	Mileage
£9,485	109,130 miles
£11,750	71,200 miles
£11,840	73,500 miles
£12,488	61,932 miles
£17,500	30,071 miles

These cars have covered 30,071–109,130 miles, compared with 68,000 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

Dealer

CJ Autos Bristol, Warmley. Across the dealer network: 35 cars for sale.

Dealer postcode: BS30 5LW.