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 4WD Euro 6 (s/s) 2dr (181 bhp)
• Year: 2023
• Mileage: 13,617 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Green
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 4 Series M Sport has covered 13,617 miles, around 14,400 fewer miles than is typical for its age. The AskCar estimate for this car is £31,609. It is priced at £33,290, which is £1,681 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,833 BMW 4 Series cars across different ages and specifications. This car was first seen in our listings data 33 days ago. The seller is Dick Lovett BMW Bristol, based in Bristol. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,681 (5%) over the AskCar estimate of £31,609.

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 1,833 priced BMW 4 Series adverts across different ages and specifications, as of 5 November 2026.

A 2023 BMW 4 Series with the 2.0 petrol engine is typically advertised at £29,900: the median of the 90 for sale on AskCar, as of 5 November 2026.

Time on sale

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

Price history

AskCar first saw this advert on 3 October 2026 at £30,990. Its asking price is now £33,290, £2,300 more.

Price changes recorded:

• 3 October 2026: £30,990
• 10 October 2026: £32,990
• 17 October 2026: £33,890
• 23 October 2026: £33,490
• 31 October 2026: £33,290

Mileage and MOT

Advertised mileage is about 14,400 miles lower than the median mileage of a 2023 BMW 4 Series on AskCar.

Similar cars

22 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 5 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, white. Mileage: 13,788 miles. Price: £29,990, £3,300 less than this car. Dealer: Group 1 Southend BMW in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-f34e5b150776
• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, grey. Mileage: 15,156 miles. Price: £30,995, £2,295 less than this car. Dealer: Park's Motor Group Douglas Park BMW Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-b854bdd1cf5c
• 2023 BMW 4 Series M Sport, 2.0 petrol coupe, blue. Mileage: 11,902 miles. Price: £30,799, £2,491 less than this car. Dealer: Fords of Winsford Manchester in Manchester. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-ba622e2824cb

• The nearest: 2023 BMW 4 Series M Sport, 2.0 petrol coupe, grey, 81 miles from this car. Mileage: 17,191 miles. Price: £31,495, £1,795 less than this car. Dealer: A1 Auto Solutions in Maidenhead. AskCar page: https://askcar.co.uk/car/bmw-4-series-2023-047932d25df5