2020 BMW 8 Series 3.0 840d

Overview

• Make: BMW
• Model: 8 Series
• Version: 3.0 840d Steptronic 4WD Euro 6 (s/s) 2dr (316 bhp)
• Year: 2020
• Mileage: 78,000 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 316 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 160 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 8 Series is advertised with 78,000 miles, approximately 37,500 above the typical mileage for its age. The dealer is asking £25,995, which is £141 below the AskCar estimate of £26,136. To work out the AskCar estimate, we analyse UK dealer adverts for 186 BMW 8 Series cars across different ages and specifications. It first appeared in our advert records 8 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Auto 2000 in Epping. 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: £141 (under 1%) under the AskCar estimate of £26,136.

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 186 priced BMW 8 Series adverts across different ages and specifications, as of 5 November 2026.

A 2020 BMW 8 Series with the 3.0 diesel engine is typically advertised at £29,500: the median of the 38 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 BMW 8 Series has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 28 October 2026 at £25,995. 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 5 November 2026: valid until 21 February 2027.

It has had 5 MOTs. The latest, on 17 February 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 76,592 miles, which matches the advertised 78,000 miles.

Advertised mileage is about 37,500 miles higher than the median mileage of a 2020 BMW 8 Series on AskCar.