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 [Pro Pack] Auto RWD Euro 6 5dr Step (181 bhp)
• Year: 2023
• Mileage: 35,565 miles
• Fuel: Petrol
• Body: Coupe, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 152 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 4 Series Gran Coupe M Sport has covered 35,565 miles, around 7,400 more miles than is typical for its age. Its asking price of £29,000 is £341 above the AskCar estimate of £28,659. To work out the AskCar estimate, we analyse UK dealer adverts for 1,169 BMW 4 Series Gran Coupe cars across different ages and specifications. We first saw this car advertised 33 days ago. Its asking price has since fallen by £500. The seller is Sytner Nottingham BMW, based in Nottingham. 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: £341 (1%) over the AskCar estimate of £28,659.

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 2023 BMW 4 Series Gran Coupe with the 2.0 petrol engine is typically advertised at £28,900: the median of the 64 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2023 BMW 4 Series Gran Coupe has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 6 October 2026 at £29,500. Its asking price is now £29,000, £500 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 6 October 2026: £29,500
• 27 October 2026: £29,000

Mileage and MOT

Advertised mileage is about 7,400 miles higher than the median mileage of a 2023 BMW 4 Series Gran Coupe on AskCar.

Similar cars

21 other 2023 BMW 4 Series Gran Coupe M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £23,990 to £33,498, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, black. Mileage: 34,056 miles. Price: £25,990, £3,010 less than this car. Dealer: Greenhous Telford in Telford. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-5966ebf798d3
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, grey. Mileage: 33,164 miles. Price: £27,277, £1,723 less than this car. Dealer: CarSupermarket.com Newcastle in Tynemouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-231b7aaf01f7
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, black. Mileage: 39,195 miles. Price: £26,795, £2,205 less than this car. Dealer: Parkland Motors in Costock. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-2d814c360d1d