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: 43,593 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• 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 43,593 miles, approximately 10,700 below the typical mileage for its age. Its asking price of £16,990 is £411 above the AskCar estimate of £16,579. The AskCar estimate uses 1,169 UK dealer adverts for the BMW 4 Series Gran Coupe, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 11 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Dick Lovett in Potters BAR. 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: £411 (2%) over the AskCar estimate of £16,579.

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 11 days.

Price history

AskCar first saw this advert on 28 October 2026 at £16,990. 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 8 November 2026: valid until 10 May 2027.

It has had 5 MOTs. The latest, on 8 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 40,201 miles, which matches the advertised 43,593 miles.

Advertised mileage is about 10,700 miles lower 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: 44,000 miles. Price: £17,499, £509 more than this car. Dealer: Adam Performance in Haslingden. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-db1dfbac4c6c
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 44,101 miles. Price: £15,960, £1,030 less than this car. Dealer: Hippo Motor Group Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-4e846158bdc0
• 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, blue. Mileage: 42,624 miles. Price: £18,990, £2,000 more than this car. Dealer: Partridge BMW in Eastleigh. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-eb566f11c5dc

• The nearest: 2020 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white, 5 miles from this car. Mileage: 55,459 miles. Price: £14,950, £2,040 less than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2020-33fc41b6c0b2