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 Auto RWD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2020
• Mileage: 89,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 156 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 4 Series Gran Coupe M Sport is advertised with 89,000 miles, approximately 33,500 above the typical mileage for its age. Its asking price of £11,995 is £1,228 below the AskCar estimate of £13,223. 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 first recorded this car for sale 3 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Car Quay in Derby. 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

Good value: £1,228 (9%) under the AskCar estimate of £13,223.

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 petrol 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 £11,995. 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 1 April 2027.

It has had 4 MOTs. The latest, on 11 March 2026, passed.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt; central rear child seat fitted not allowing full inspection of adult belt; nearside rear tyre worn close to legal limit/worn on edge; and 1 more.

Mileage at that test: 79,238 miles, which matches the advertised 89,000 miles.

Advertised mileage is about 33,500 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 7 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, black. Mileage: 101,540 miles. Price: £12,500, £505 more than this car. Dealer: Beechwood Autos in Mansfield. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-9463fe4645b8
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 72,462 miles. Price: £13,999, £2,004 more than this car. Dealer: Hendy Car Store in Exeter. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-d0d6f801c817
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, blue. Mileage: 70,881 miles. Price: £14,995, £3,000 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, black, 4 miles from this car. Mileage: 38,507 miles. Price: £16,260, £4,265 more than this car. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-8a50a56cdac8