2021 BMW 8 Series Gran Coupe 3.0 840d MHT M Sport

Overview

• Make: BMW
• Model: 8 Series Gran Coupe
• Trim: M Sport
• Version: 3.0 840d MHT M Sport Steptronic 4WD Euro 6 (s/s) 4dr (335 bhp)
• Year: 2021
• Mileage: 37,865 miles
• Fuel: Diesel, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 335 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 175 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 8 Series Gran Coupe M Sport has covered 37,865 miles. Priced at £37,450, it is advertised £1,941 above the AskCar estimate of £35,509. The AskCar estimate uses UK dealer asking prices, including 117 BMW 8 Series Gran Coupe adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale today. The last MOT shows 45,132 miles, more than the advert. This is worth checking with the dealer. Its MOT is recorded as valid until 17 October 2027. It is advertised by Motor Link London in East HAM. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,941 (5%) over the AskCar estimate of £35,509.

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 117 priced BMW 8 Series Gran Coupe adverts across different ages and specifications, as of 10 November 2026.

A 2021 BMW 8 Series Gran Coupe with the 3.0 diesel engine is typically advertised at £29,100: the median of the 24 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2021 BMW 8 Series Gran Coupe advertised today.

Price history

AskCar first saw this advert on 10 November 2026 at £37,450. 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 10 November 2026: valid until 17 October 2027.

It has had 4 MOTs. The latest, on 18 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 45,132 miles. The advert says 37,865 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 15,800 miles lower than the median mileage of a 2021 BMW 8 Series Gran Coupe on AskCar.