2020 BMW 4 Series Gran Coupe 2.0 420d M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 2.0 420d M Sport Auto RWD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2020
• Mileage: 83,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 83,000 miles on the clock, this 2020 BMW 4 Series Gran Coupe M Sport has done roughly 27,500 more miles than a typical 2020 BMW 4 Series Gran Coupe. The dealer is asking £14,500, which is £193 above the AskCar estimate of £14,307. To work out the AskCar estimate, we analyse UK dealer adverts for 1,174 BMW 4 Series Gran Coupe cars across different ages and specifications. We have tracked this advert for 3 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is CSW Automotive, based in Stafford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £193 (1%) over the AskCar estimate of £14,307.

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 1,174 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 7 November 2026.

A 2020 BMW 4 Series Gran Coupe with the 2.0 diesel engine is typically advertised at £16,000: the median of the 56 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2020 BMW 4 Series Gran Coupe advertised 3 days ago. About 4 in 10 of 2020 BMW 4 Series Gran Coupe cars are gone from sale within a month of being advertised: 40 of the 94 first advertised between 12 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £14,500. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 14 March 2027.

It has had 5 MOTs. The latest, on 13 March 2026, passed.

Advisories at the latest test: nearside front suspension arm pin or bush worn but not resulting in excessive movement thrust arm; offside front suspension arm pin or bush worn but not resulting in excessive movement thrust arm; offside front inner tyre worn close to legal limit/worn on edge.

Mileage at that test: 75,875 miles, which matches the advertised 83,000 miles.

Advertised mileage is about 27,500 miles higher than the median mileage of a 2020 BMW 4 Series Gran Coupe on AskCar.

Similar cars

17 other 2020 BMW 4 Series Gran Coupe M Sport 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £13,449 to £22,280, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, blue. Mileage: 85,370 miles. Price: £13,614, £886 less than this car. Dealer: A13 Cars in Barking. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-1f4ae0db203a
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, blue. Mileage: 76,124 miles. Price: £14,999, £499 more than this car. Dealer: TU Motors in Luton. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-ed56cb42e510
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, grey. Mileage: 76,060 miles. Price: £16,493, £1,993 more than this car. Dealer: Partridge BMW in Eastleigh. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-432dbc8a67cc

• The nearest: 2020 BMW 4 Series Gran Coupe M Sport, 2.0 diesel hatchback, black, 28 miles from this car. Mileage: 74,000 miles. Price: £17,495, £2,995 more than this car. Dealer: Derwent Motors in Derby. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-e5680d7a8c3c