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 GPF M Sport Auto RWD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2020
• Mileage: 67,576 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 4 Series Gran Coupe M Sport is advertised with 67,576 miles, approximately 13,300 above the typical mileage for its age. The dealer is asking £14,488, which is £201 above the AskCar estimate of £14,287. To work out the AskCar estimate, we analyse UK dealer adverts for 1,169 BMW 4 Series Gran Coupe cars across different ages and specifications. Since we first spotted the advert 17 days ago, the asking price has dropped by £500. We checked its advertised mileage against the government's MOT record, and they match. The seller is Jeff White Motors, based in Cardiff. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £201 (1%) over the AskCar estimate of £14,287.

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 1,169 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 8 November 2026.

A 2020 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £16,000: the median of the 57 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 BMW 4 Series Gran Coupe has been on sale for at least 17 days.

Price history

AskCar first saw this advert on 22 October 2026 at £14,988. Its asking price is now £14,488, £500 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 22 October 2026: £14,988
• 23 October 2026: £14,488

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 3 March 2027.

It failed its MOT on 3 March 2026 (tyre tread depth below requirements of 1.6mm BOTH REAR TYRES 255/40R18) and passed 1 day later, on 4 March 2026.

There were no advisories at the latest test.

Mileage at that test: 66,162 miles, which matches the advertised 67,576 miles.

Advertised mileage is about 13,300 miles higher than the median mileage of a 2020 BMW 4 Series Gran Coupe on AskCar.

Similar cars

22 other 2020 BMW 4 Series Gran Coupe M Sport 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £11,495 to £19,850, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 66,780 miles. Price: £14,750, £262 more than this car. Dealer: Motorland Motors in Redbridge. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-07ac98a8193c
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 70,000 miles. Price: £14,590, £102 more than this car. Dealer: Aylas Cars in Slough. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-ee363e8dcd3a
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, blue. Mileage: 70,881 miles. Price: £14,995, £507 more than this car. Dealer: Yaddlethorpe Motor Company Yaddlethorpe Motor Co in Scunthorpe. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-37f60d8ea2be

• The nearest: 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white, 55 miles from this car. Mileage: 72,462 miles. Price: £13,999, £489 less than this car. Dealer: Hendy Car Store in Exeter. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-d0d6f801c817