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: 33,164 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

With 33,164 miles on the clock, this 2023 BMW 4 Series Gran Coupe M Sport has done roughly 5,000 more miles than a typical 2023 BMW 4 Series Gran Coupe. The dealer is asking £27,277, which is £621 below the AskCar estimate of £27,898. 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. We first recorded this advert 11 days ago, and its asking price has since fallen by £200. The government's MOT record matches its advertised mileage. It is for sale at CarSupermarket.com Newcastle in North Tyneside. 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: £621 (2%) under the AskCar estimate of £27,898.

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 11 days.

Price history

AskCar first saw this advert on 27 October 2026 at £27,477. Its asking price is now £27,277, £200 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 27 October 2026: £27,477
• 5 November 2026: £27,277

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 31 August 2027.

It has had one MOT, on 3 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 31,526 miles, which matches the advertised 33,164 miles.

Advertised mileage is about 5,000 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 7 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, £1,287 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: 35,565 miles. Price: £29,000, £1,723 more than this car. Dealer: Sytner Nottingham BMW in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-a30537cc978a
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 29,037 miles. Price: £28,250, £973 more than this car. Dealer: Sytner Swansea MINI in Swansea. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-b9f0b424e67d

• The nearest: 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, black, 6 miles from this car. Mileage: 26,676 miles. Price: £29,450, £2,173 more than this car. Dealer: Lloyd Newcastle BMW in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-3b430c57d2f8