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: 58,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 4 Series Gran Coupe M Sport is advertised with 58,000 miles, approximately 2,000 above the typical mileage for its age. The dealer is asking £14,995, which is £352 below the AskCar estimate of £15,347. To work out the AskCar estimate, we analyse UK dealer adverts for 1,175 BMW 4 Series Gran Coupe cars across different ages and specifications. We first recorded this car for sale 41 days ago. Its advertised mileage matches the government's MOT record. The seller is Raymond Smith Garages, based in Bedford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £352 (2%) under the AskCar estimate of £15,347.

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 1,175 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 2 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 51 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2020 BMW 4 Series Gran Coupe has been on sale for at least 41 days.

Price history

AskCar first saw this advert on 22 September 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 2 November 2026: valid until 9 May 2027.

It has had 4 MOTs. The latest, on 7 May 2026, passed.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt; nearside rear shock absorbers has light misting of oil.

Mileage at that test: 55,329 miles, which matches the advertised 58,000 miles.

Advertised mileage is about 2,000 miles higher than the median mileage of a 2020 BMW 4 Series Gran Coupe on AskCar.

Similar cars

21 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 2 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, grey. Mileage: 59,500 miles. Price: £15,990, £995 more than this car. Dealer: M&C Specialist Motors in Abbots Langley. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-5c095b699130
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 55,459 miles. Price: £14,900, £95 less than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-33fc41b6c0b2
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 62,484 miles. Price: £18,000, £3,005 more than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-fd8572c6f745