2017 BMW 4 Series 2.0 420d M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 2dr (187 bhp)
• Year: 2017
• Mileage: 99,868 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 114 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2017 BMW 4 Series M Sport is 99,868 miles. Its asking price of £9,500 is £1,015 below the AskCar estimate of £10,515. To work out the AskCar estimate, we analyse UK dealer adverts for 1,787 BMW 4 Series cars across different ages and specifications. We first saw this car advertised 65 days ago. Its asking price has since fallen by £649. The advertised mileage is lower than the latest MOT reading of 101,523 miles. Ask the dealer to explain. Its MOT is recorded as valid until 6 May 2027. The seller is GH Motor Group, based in Chepstow. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Good value: £1,015 (9%) under the AskCar estimate of £10,515.

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 1,787 priced BMW 4 Series adverts across different ages and specifications, as of 2 November 2026.

A 2017 BMW 4 Series with the 2.0 diesel engine is typically advertised at £12,500: the median of the 117 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2017 BMW 4 Series has been on sale for at least 65 days.

Price history

AskCar first saw this advert on 29 August 2026 at £10,149. Its asking price is now £9,500, £649 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 29 August 2026: £10,149
• 23 September 2026: £9,999
• 8 October 2026: £10,000
• 28 October 2026: £9,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 6 May 2027.

It has had 9 MOTs. The latest, on 28 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 101,523 miles. The advert says 99,868 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 26,800 miles higher than the median mileage of a 2017 BMW 4 Series on AskCar.

Similar cars

36 other 2017 BMW 4 Series M Sport 2.0 diesel automatic coupes are for sale at UK dealers, from £7,495 to £16,590, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2017 BMW 4 Series M Sport, 2.0 diesel coupe, white. Mileage: 104,000 miles. Price: £10,490, £990 more than this car. Dealer: S and T Motor in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-f96469d9a8b8
• 2017 BMW 4 Series M Sport, 2.0 diesel coupe, grey. Mileage: 93,915 miles. Price: £10,990, £1,490 more than this car. Dealer: Octane Car Sales in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-930caa90cadf
• 2017 BMW 4 Series M Sport, 2.0 diesel coupe, red. Mileage: 105,935 miles. Price: £10,499, £999 more than this car. Dealer: ARJ Motors in Addlestone. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-bcaa2c691e0d

• The nearest: 2017 BMW 4 Series M Sport, 2.0 diesel coupe, silver, 66 miles from this car. Mileage: 58,000 miles. Price: £14,999, £5,499 more than this car. Dealer: Prestige Motoring Group in Tipton. AskCar page: https://askcar.co.uk/car/bmw-4-series-2017-db2f47e96387