2020 BMW 4 Series Gran Coupe 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 2.0 420i M Sport Manual RWD Euro 6 5dr (Professional Media) (181 bhp)
• Year: 2020
• Mileage: 42,081 miles
• Fuel: Petrol
• Body: Coupe, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: White
• CO2: 170 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 4 Series Gran Coupe M Sport is advertised with 42,081 miles, approximately 13,400 below the typical mileage for its age. Priced at £15,399, it is advertised £202 below the AskCar estimate of £15,601. The AskCar estimate draws on 1,195 BMW 4 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. Its advertised mileage matches the government's MOT record. It is advertised by cinch in Milton Keynes. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Price

Fair price: £202 (1%) under the AskCar estimate of £15,601.

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 1,195 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 14 November 2026.

A 2020 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £15,300: the median of the 58 for sale on AskCar, as of 14 November 2026.

Time on sale

AskCar first saw this 2020 BMW 4 Series Gran Coupe advertised today. About 4 in 10 of 2020 BMW 4 Series Gran Coupe cars are gone from sale within a month of being advertised: 39 of the 95 first advertised between 16 July 2026 and 11 October 2026.

Price history

AskCar first saw this advert on 14 November 2026 at £15,399. 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 14 November 2026: valid until 18 June 2027.

It has had 5 MOTs. The latest, on 6 June 2026, passed.

Advisories at the latest test: nearside front windscreen wiper blade defective partially smearing.

Mileage at that test: 39,079 miles, which matches the advertised 42,081 miles.

Advertised mileage is about 13,400 miles lower than the median mileage of a 2020 BMW 4 Series Gran Coupe on AskCar.

Similar cars

3 other 2020 BMW 4 Series Gran Coupe M Sport 2.0 petrol manual coupes are for sale at UK dealers, from £13,282 to £13,990, as of 14 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 48,806 miles. Price: £13,770, £1,629 less than this car. Dealer: Evans Halshaw Vauxhall Horsforth in Horsforth. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-3e3992abd639
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 50,440 miles. Price: £13,990, £1,409 less than this car. Dealer: Sytner Luton BMW in Luton. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-4755e551c90e
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 54,711 miles. Price: £13,282, £2,117 less than this car. Dealer: Vertu Volkswagen Skipton in Skipton. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-eb6b3b7a4f01