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 5dr (Professional Media) (181 bhp)
• Year: 2020
• Mileage: 59,303 miles
• Fuel: Petrol
• Body: Coupe, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 169 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 4 Series Gran Coupe M Sport has covered 59,303 miles, around 3,800 more miles than is typical for its age. The AskCar estimate for this car is £15,804. It is priced at £14,995, which is £809 below that estimate. 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 23 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is John Grose Woodbridge, based in Woodbridge. 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: £809 (5%) under the AskCar estimate of £15,804.

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

This 2020 BMW 4 Series Gran Coupe has been on sale for at least 23 days.

Price history

AskCar first saw this advert on 15 October 2026 at £14,995. 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 25 March 2027.

It has had 5 MOTs. The latest, on 27 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 55,311 miles, which matches the advertised 59,303 miles.

Advertised mileage is about 3,800 miles higher than the median mileage of a 2020 BMW 4 Series Gran Coupe on AskCar.

Similar cars

6 other 2020 BMW 4 Series Gran Coupe M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £14,995 to £20,498, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 59,473 miles. Price: £16,998, £2,003 more than this car. Dealer: Arnold Clark Derby Motorstore in Derby. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-ed49e648462c
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 64,074 miles. Price: £14,995, the same price as this car. Dealer: London Motor Sports in London. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-3ef249e3463e
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 52,997 miles. Price: £15,595, £600 more than this car. Dealer: John Grose OMODA in Ipswich. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-cb538dd3390c