2021 BMW 8 Series Gran Coupe

3.0 840d MHT M Sport Steptronic 4WD Euro 6 (s/s) 4dr (335 bhp)

£28,300

Fair price: within 8% of the typical £29,603 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 840d MHT M Sport Steptronic 4WD Euro 6 (s/s) 4dr (335 bhp)
Mileage: 73,310 miles
Year: 2021
Fuel type: Diesel Hybrid
Body type: Saloon
Engine: 3.0 L
Gearbox: Automatic
Power: 335 bhp
Seats: 5
CO2: 175 g/km
Colour: White
Doors: 4
Driven wheels: Four Wheel Drive
Gearbox version: Steptronic
Engine badge: 840d; MHT
Hybrid type: Mild hybrid
Emissions standard: Euro 6

About this car

With 73,310 miles on the clock, this 2021 BMW 8 Series Gran Coupe M Sport has done roughly 19,200 more miles than a typical 2021 BMW 8 Series Gran Coupe. The dealer is asking £28,300, which is £1,303 below our market estimate of £29,603. Our estimate draws on 109 BMW 8 Series Gran Coupe adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 59 days ago, and its asking price has since fallen by £1,650. Its recorded MOT is valid until 25 March 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Car Planet Barnet in New Southgate.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 27 August 2026, 59 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £1,650 from the first recorded £29,950. 7 price reductions recorded, the latest observed on 19 October 2026.

Recorded asking prices
Date observed	Asking price
27 August 2026	£29,950
12 September 2026	£29,650
18 September 2026	£29,350
23 September 2026	£29,150
30 September 2026	£28,850
7 October 2026	£28,700
12 October 2026	£28,600
19 October 2026	£28,300
23 October 2026	£28,300

Price and mileage comparison

Estimated market asking price: £29,603. The asking price is £1,303 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 19,200 miles higher than typical for a 2021 BMW 8 Series Gran Coupe.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 25 March 2027. 67,986 miles at the last test.

3 other cars with the same year, trim, gearbox and fuel are for sale from £32,990 to £34,099.

Other matching cars
Asking price	Mileage
£32,990	75,420 miles
£32,993	46,531 miles
£34,099	39,974 miles

These cars have covered 39,974–75,420 miles, compared with 73,310 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 · 2021 BMW 8 Series Gran Coupe price guide

Vehicle photos

AskCar lists 589,789 cars from 13,079 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.