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 5dr Step (181 bhp)
• Year: 2023
• Mileage: 26,676 miles
• Fuel: Petrol
• Body: Coupe, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 152 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 4 Series Gran Coupe M Sport has covered 26,676 miles. The dealer is asking £29,450, which is £656 above the AskCar estimate of £28,794. 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 recorded this car for sale 10 days ago. It is for sale at Lloyd Newcastle BMW in Newcastle Upon Tyne. 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: £656 (2%) over the AskCar estimate of £28,794.

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 10 days.

Price history

AskCar first saw this advert on 29 October 2026 at £29,450. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 1,500 miles lower 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, white. Mileage: 25,600 miles. Price: £27,299, £2,151 less than this car. Dealer: cinch in Blackpool. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-db7133f4bffd
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 25,449 miles. Price: £30,498, £1,048 more than this car. Dealer: Arnold Clark Glasgow South Street Vauxhall Peugeot Citroen Ds Mazda Vanstorelepas in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-8c8c564486ff
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 28,591 miles. Price: £28,293, £1,157 less than this car. Dealer: Stratstone Bmw Hull in Kingston upon Hull. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-199bacfcd658

• The nearest: 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, grey, 6 miles from this car. Mileage: 33,164 miles. Price: £27,277, £2,173 less than this car. Dealer: CarSupermarket.com Newcastle in Tynemouth. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-231b7aaf01f7