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: 11,380 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

At 11,380 miles, this 2023 BMW 4 Series Gran Coupe M Sport has covered about 16,800 fewer miles than other 2023 BMW 4 Series Gran Coupe cars. The AskCar estimate for this car is £30,927. It is priced at £33,498, which is £2,571 above that estimate. The AskCar estimate uses 1,174 UK dealer adverts for the BMW 4 Series Gran Coupe, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 57 days ago, the asking price has dropped by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Kirkcaldy BMW, based in Kirkcaldy. 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

Above the going rate: £2,571 (8%) over the AskCar estimate of £30,927.

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 57 days.

Price history

AskCar first saw this advert on 11 September 2026 at £33,998. Its asking price is now £33,498, £500 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 11 September 2026: £33,998
• 10 October 2026: £33,898
• 21 October 2026: £33,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 9 September 2027.

It has had one MOT, on 10 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 11,369 miles, which matches the advertised 11,380 miles.

Advertised mileage is about 16,800 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 £32,999, 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, white. Mileage: 11,765 miles. Price: £32,999, £499 less than this car. Dealer: Stratstone Bmw Leeds in Leeds. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-07ccc292fa65
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, blue. Mileage: 12,295 miles. Price: £27,549, £5,949 less than this car. Dealer: Motorpoint Swansea in Swansea. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-bc27fe7ce08a
• 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, white. Mileage: 20,299 miles. Price: £28,199, £5,299 less than this car. Dealer: Motorpoint Oldbury in Oldbury. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-0118b3df6cfc

• The nearest: 2023 BMW 4 Series Gran Coupe M Sport, 2.0 petrol coupe, grey, 30 miles from this car. Mileage: 20,873 miles. Price: £30,498, £3,000 less than this car. Dealer: Arnold Clark Stirling Volvo / GWM / BYD in Stirling. AskCar page: https://askcar.co.uk/car/bmw-4-series-gran-coupe-2023-b136427b4c74