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 Euro 6 2dr (181 bhp)
• Year: 2023
• Mileage: 46,000 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Colour: Blue
• CO2: 152 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 46,000 miles, this 2023 BMW 4 Series M Sport has covered about 17,700 more miles than other 2023 BMW 4 Series cars. Its asking price of £26,490 is £241 below the AskCar estimate of £26,731. The AskCar estimate uses UK dealer asking prices, including 1,825 BMW 4 Series adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert today. Its advertised mileage matches the government's MOT record. The seller is James Paul, based in Horsham. 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: £241 (under 1%) under the AskCar estimate of £26,731.

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 1,825 priced BMW 4 Series adverts across different ages and specifications, as of 7 November 2026.

A 2023 BMW 4 Series with the 2.0 petrol engine is typically advertised at £29,600: the median of the 86 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2023 BMW 4 Series advertised today. About 4 in 10 of 2023 BMW 4 Series cars are gone from sale within a month of being advertised: 82 of the 186 first advertised between 11 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 7 November 2026 at £26,490. 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 7 November 2026: valid until 28 August 2027.

It has had one MOT, on 15 August 2026, and passed.

Advisories at the latest test: windscreen wiper blade defective.

Mileage at that test: 42,942 miles, which matches the advertised 46,000 miles.

Advertised mileage is about 17,700 miles higher than the median mileage of a 2023 BMW 4 Series on AskCar.

Similar cars

21 other 2023 BMW 4 Series M Sport 2.0 petrol automatic coupes are for sale at UK dealers, from £24,980 to £34,995, as of 7 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, £1,195 less 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, blue. Mileage: 45,203 miles. Price: £24,999, £1,491 less than this car. Dealer: Webuycarsformore.com in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-edd1c8d2e9c9
• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, white. Mileage: 39,899 miles. Price: £24,980, £1,510 less than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-200000c3827f

• The nearest: 2023 BMW 4 Series M Sport, 2.0 petrol coupe, grey, 13 miles from this car. Mileage: 31,766 miles. Price: £26,248, £242 less than this car. Dealer: Vines of Gatwick BMW in Crawley. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-93e7d14e94db