2023 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
• Year: 2023
• Mileage: 45,203 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 151 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 4 Series M Sport has covered 45,203 miles, around 16,700 more miles than is typical for its age. Priced at £24,999, it is advertised £2,030 below the AskCar estimate of £27,029. The AskCar estimate draws on 1,787 BMW 4 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 12 days ago. The government's MOT record matches its advertised mileage. It is for sale at Webuycarsformore.com in Newcastle Upon Tyne. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £2,030 (7%) under the AskCar estimate of £27,029.

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 1,787 priced BMW 4 Series adverts across different ages and specifications, as of 2 November 2026.

A 2023 BMW 4 Series with the 2.0 petrol engine is typically advertised at £29,500: the median of the 82 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 BMW 4 Series has been on sale for at least 12 days.

Price history

AskCar first saw this advert on 21 October 2026 at £24,999. 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 2 November 2026: valid until 29 September 2027.

It has had 2 MOTs. The latest, on 31 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 45,199 miles, which matches the advertised 45,203 miles.

Advertised mileage is about 16,700 miles higher than the median mileage of a 2023 BMW 4 Series on AskCar.

Similar cars

23 other 2023 BMW 4 Series M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £24,499 to £34,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, grey. Mileage: 45,750 miles. Price: £25,295, £296 more than this car. Dealer: Evo Motor Group in Watford. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-545c255c9bea
• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, white. Mileage: 39,899 miles. Price: £24,980, the same price as this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-200000c3827f
• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, grey. Mileage: 37,350 miles. Price: £24,499, £500 less than this car. Dealer: Anycolourcar.com in Barnsley. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-651c0b9302f9

• The nearest: 2023 BMW 4 Series M Sport, 2.0 petrol coupe, blue, 88 miles from this car. Mileage: 29,487 miles. Price: £27,799, £2,800 more than this car. Dealer: Motorpoint Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-4566901b296b