2023 BMW 8 Series Gran Coupe 3.0 840i M Sport

Overview

• Make: BMW
• Model: 8 Series Gran Coupe
• Trim: M Sport
• Version: 3.0 840i M Sport Auto RWD Euro 6 4dr (328 bhp)
• Year: 2023
• Mileage: 25,275 miles
• Fuel: Petrol
• Body: Coupe, 4 doors, 5 seats
• Engine: 3.0 litres, 328 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 194 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW 8 Series Gran Coupe M Sport is advertised with 25,275 miles on the clock. The AskCar estimate for this car is £37,719. It is priced at £38,150, which is £431 above that estimate. The AskCar estimate draws on 120 BMW 8 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 39 days ago, the asking price has dropped by £350. The seller is Sandal BMW Wakefield, based in Wakefield. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £431 (1%) over the AskCar estimate of £37,719.

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 120 priced BMW 8 Series Gran Coupe adverts across different ages and specifications, as of 8 November 2026.

A 2023 BMW 8 Series Gran Coupe with the 3.0 petrol engine is typically advertised at £37,800: the median of the 22 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2023 BMW 8 Series Gran Coupe has been on sale for at least 39 days.

Price history

AskCar first saw this advert on 30 September 2026 at £38,500. Its asking price is now £38,150, £350 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 30 September 2026: £38,500
• 6 November 2026: £38,150

Mileage and MOT

Advertised mileage is about 900 miles lower than the median mileage of a 2023 BMW 8 Series Gran Coupe on AskCar.

Similar cars

16 other 2023 BMW 8 Series Gran Coupe M Sport 3.0 petrol automatic coupes are for sale at UK dealers, from £34,495 to £45,000, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW 8 Series Gran Coupe M Sport, 3.0 petrol coupe, blue. Mileage: 26,000 miles. Price: £39,500, £1,350 more than this car. Dealer: Sytner Swansea MINI in Swansea. AskCar page: https://askcar.co.uk/car/bmw-8-series-gran-coupe-2023-b9cd3beb3c0f
• 2023 BMW 8 Series Gran Coupe M Sport, 3.0 petrol coupe, blue. Mileage: 26,328 miles. Price: £36,690, £1,460 less than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-8-series-gran-coupe-2023-d1dadfd67a3f
• 2023 BMW 8 Series Gran Coupe M Sport, 3.0 petrol coupe, green. Mileage: 26,450 miles. Price: £38,000, £150 less than this car. Dealer: Sytner High Wycombe BMW in High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-8-series-gran-coupe-2023-a136a1e20711

• The nearest: 2023 BMW 8 Series Gran Coupe M Sport, 3.0 petrol coupe, grey, under a mile from this car. Mileage: 15,784 miles. Price: £38,500, £350 more than this car. Dealer: Sandal BMW Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/bmw-8-series-gran-coupe-2023-586701516a08