2021 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: 2021
• Mileage: 10,437 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

With 10,437 miles on the clock, this 2021 BMW 4 Series Gran Coupe M Sport has done roughly 37,500 fewer miles than a typical 2021 BMW 4 Series Gran Coupe. Its asking price of £22,000 is £1,331 below the AskCar estimate of £23,331. The AskCar estimate draws on 1,183 BMW 4 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 30 days ago. Its recorded MOT is valid until 9 September 2027. The seller is Sytner Cardiff BMW, based in Cardiff. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,331 (5%) under the AskCar estimate of £23,331.

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 1,183 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 6 November 2026.

A 2021 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £23,800: the median of the 23 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 BMW 4 Series Gran Coupe has been on sale for at least 30 days.

Price history

AskCar first saw this advert on 7 October 2026 at £22,000. 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 6 November 2026: valid until 9 September 2027.

Advertised mileage is about 37,500 miles lower than the median mileage of a 2021 BMW 4 Series Gran Coupe on AskCar.

Similar cars

5 other 2021 BMW 4 Series Gran Coupe M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £12,698 to £53,950, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, blue. Mileage: 44,406 miles. Price: £27,495, £5,495 more than this car. Dealer: Agnew Group Bavarian BMW in Belfast. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2021-40f0ea11cc7a
• 2021 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, orange. Mileage: 47,937 miles. Price: £23,500, £1,500 more than this car. Dealer: Lloyd Blackpool BMW in Blackpool. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2021-7876919f0421
• 2021 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 48,905 miles. Price: £16,999, £5,001 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2021-472a14bbbcfd

• The nearest: 2021 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, blue, 93 miles from this car. Mileage: 99,933 miles. Price: £12,698, £9,302 less than this car. Dealer: CarSupermarket.com Birmingham in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2021-dbd8f1132716