2021 BMW 4 Series Gran Coupe 2.0 420d MHT M Sport

Overview

• Make: BMW
• Model: 4 Series Gran Coupe
• Trim: M Sport
• Version: 2.0 420d MHT M Sport Auto Euro 6 5dr Step (187 bhp)
• Year: 2021
• Mileage: 22,448 miles
• Fuel: Diesel, mild hybrid
• Body: Coupe, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Colour: Black
• CO2: 130 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 4 Series Gran Coupe M Sport has covered 22,448 miles, around 24,000 fewer miles than is typical for its age. The AskCar estimate for this car is £25,753. It is priced at £26,000, which is £247 above that estimate. The AskCar estimate uses 1,177 UK dealer adverts for the BMW 4 Series Gran Coupe, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner High Wycombe BMW, based in High Wycombe. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 11 November 2026.

How we estimate prices and check cars

Price

Fair price: £247 (under 1%) over the AskCar estimate of £25,753.

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 1,177 priced BMW 4 Series Gran Coupe adverts across different ages and specifications, as of 11 November 2026.

A 2021 BMW 4 Series Gran Coupe with the 2.0 diesel engine is typically advertised at £23,800: the median of the 22 for sale on AskCar, as of 11 November 2026.

Time on sale

AskCar first saw this 2021 BMW 4 Series Gran Coupe advertised today.

Price history

AskCar first saw this advert on 11 November 2026 at £26,000. 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 11 November 2026: valid until 2 December 2026.

It has had 2 MOTs. The latest, on 3 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 18,640 miles, which matches the advertised 22,448 miles.

Advertised mileage is about 24,000 miles lower than the median mileage of a 2021 BMW 4 Series Gran Coupe on AskCar.

Similar cars

2 other 2021 BMW 4 Series Gran Coupe M Sport 2.0 diesel automatic coupes are for sale at UK dealers, from £23,750 to £24,500, as of 11 November 2026.

The 2 closest to this car in mileage:

• 2021 BMW 4 Series Gran Coupe M Sport, 2.0 diesel coupe, blue. Mileage: 56,112 miles. Price: £23,750, £2,250 less than this car. Dealer: Sytner Cardiff BMW in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2021-6c4e6ad3fe0d
• 2021 BMW 4 Series Gran Coupe M Sport, 2.0 diesel coupe, black. Mileage: 63,896 miles. Price: £24,500, £1,500 less than this car. Dealer: Sytner Leicester BMW in Leicester. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2021-6e98577e0f31