2023 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 (s/s) 5dr (181 bhp)
• Year: 2023
• Mileage: 19,071 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 156 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 4 Series Gran Coupe M Sport has covered 19,071 miles, around 9,100 fewer miles than is typical for its age. The dealer is asking £31,981, which is £1,770 above the AskCar estimate of £30,211. 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. It first appeared in our advert records 8 days ago. The seller is Bowker BMW Preston, based in Preston. 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: £1,770 (5%) over the AskCar estimate of £30,211.

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 2023 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £29,000: the median of the 63 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2023 BMW 4 Series Gran Coupe has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 30 October 2026 at £31,981. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 9,100 miles lower than the median mileage of a 2023 BMW 4 Series Gran Coupe on AskCar.

Similar cars

30 other 2023 BMW 4 Series Gran Coupe M Sport 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £22,995 to £32,490, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, white. Mileage: 19,155 miles. Price: £30,498, £1,483 less than this car. Dealer: Arnold Clark Kirkcaldy BMW in Kirkcaldy. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-b2999db0c0bc
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, grey. Mileage: 21,129 miles. Price: £30,500, £1,481 less than this car. Dealer: Listers King's Lynn in King's Lynn. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-1dae95709b78
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, grey. Mileage: 16,979 miles. Price: £29,950, £2,031 less than this car. Dealer: MINI UK at Sandal Huddersfield in Huddersfield. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-3fd7eb6f122f

• The nearest: 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol hatchback, black, 20 miles from this car. Mileage: 51,096 miles. Price: £26,875, £5,106 less than this car. Dealer: HK Cars in Bolton. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-d3a5a437e248