2017 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i M Sport Auto 4WD Euro 6 (s/s) 2dr (181 bhp)
• Year: 2017
• Mileage: 35,850 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 35,850 miles, this 2017 BMW 4 Series M Sport has covered about 36,600 fewer miles than other 2017 BMW 4 Series cars. The AskCar estimate for this car is £17,341. It is priced at £15,590, which is £1,751 below that estimate. The AskCar estimate uses UK dealer asking prices, including 1,814 BMW 4 Series adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 160 days ago. Its asking price has since fallen by £225. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Mayfair Motor Solutions in Marble Arch. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Good value: £1,751 (10%) under the AskCar estimate of £17,341.

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 1,814 priced BMW 4 Series adverts across different ages and specifications, as of 4 November 2026.

A 2017 BMW 4 Series with the 2.0 petrol engine is typically advertised at £12,400: the median of the 116 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2017 BMW 4 Series has been on sale for at least 160 days.

Price history

AskCar first saw this advert on 28 May 2026 at £15,815. Its asking price is now £15,590, £225 less. The latest price cut was seen on 17 October 2026.

Price changes recorded:

• 28 May 2026: £15,815
• 10 June 2026: £15,800
• 8 July 2026: £15,545
• 24 July 2026: £15,445
• 29 July 2026: £15,345
• 13 August 2026: £15,245
• 14 August 2026: £16,222
• 8 September 2026: £15,990
• 17 September 2026: £15,740
• 17 October 2026: £15,590

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 25 January 2027.

It has had 7 MOTs. The latest, on 7 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 35,414 miles, which matches the advertised 35,850 miles.

Advertised mileage is about 36,600 miles lower than the median mileage of a 2017 BMW 4 Series on AskCar.

Similar cars

18 other 2017 BMW 4 Series M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £8,299 to £18,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2017 BMW 4 Series M Sport, 2.0 petrol coupe, grey. Mileage: 37,608 miles. Price: £16,491, £901 more than this car. Dealer: House of Brage in Oxford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-7ec5950ce769
• 2017 BMW 4 Series M Sport, 2.0 petrol coupe, white. Mileage: 38,766 miles. Price: £18,995, £3,405 more than this car. Dealer: Sytner Stevenage BMW in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-da0cb73a5010
• 2017 BMW 4 Series M Sport, 2.0 petrol coupe, blue. Mileage: 40,959 miles. Price: £13,595, £1,995 less than this car. Dealer: Stirling Motors in St Ives. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-f499e7370378

• The nearest: 2017 BMW 4 Series M Sport, 2.0 petrol coupe, white, 13 miles from this car. Mileage: 99,900 miles. Price: £9,990, £5,600 less than this car. Dealer: Automatic Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-5368b6dd2e08