2023 BMW 8 Series Gran Coupe

3.0 840i M Sport Auto RWD Euro 6 4dr (328 bhp)

£37,590

Fair price: within 8% of the typical £37,802 for this model, age and mileage, drawing on 109 adverts of this make and model.

Overview

Make: BMW
Model: 8 Series Gran Coupe
Trim: M SPORT
Version: 3.0 840i M Sport Auto RWD Euro 6 4dr (328 bhp)
Mileage: 26,328 miles
Year: 2023
Fuel type: Petrol
Body type: Coupe
Engine: 3.0 L
Gearbox: Automatic
Power: 328 bhp
Seats: 5
CO2: 194 g/km
Colour: Blue
Doors: 4
Driven wheels: Rear Wheel Drive
Engine badge: 840i
Emissions standard: Euro 6

About this car

The advertised mileage for this 2023 BMW 8 Series Gran Coupe M Sport is 26,328 miles. At £37,590, it is advertised £212 below our estimated market asking price of £37,802. To estimate its market asking price, we analyse UK dealer adverts for 109 BMW 8 Series Gran Coupe cars across different ages and specifications. We first recorded this car for sale 7 days ago. MOT records show an expiry date of 19 January 2027, and the latest recorded mileage is consistent with the advert. The seller is Stratstone BMW Milton Keynes, based in Milton Keynes.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 18 October 2026, 7 days ago. Advert duration calculated on 25 October 2026.

Recorded asking prices
Date observed	Asking price
18 October 2026	£37,490
20 October 2026	£37,590
23 October 2026	£37,590

Price and mileage comparison

Estimated market asking price: £37,802. The asking price is £212 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 109 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 100 miles lower than typical for a 2023 BMW 8 Series Gran Coupe.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 19 January 2027. 22,197 miles at the last test.

19 other cars with the same year, trim, gearbox and fuel are for sale from £34,720 to £41,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£34,720	35,966 miles
£34,749	35,000 miles
£35,499	33,734 miles
£35,990	13,701 miles
£35,994	25,000 miles

These cars have covered 13,701–41,967 miles, compared with 26,328 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BMW 8 Series Gran Coupe cars for sale · 2023 BMW 8 Series Gran Coupe price guide

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Vehicle photos

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