2020 Aston Martin DBX 4.0 V8
Version: 4.0 V8 Auto 4WD Euro 6 (s/s) 5dr (542 bhp)
Price: £82,950. Fair price: £3,265 (4%) over the AskCar estimate of £79,685, our expected asking price for this car from its model, age, mileage and specification, drawing on 135 priced Aston Martin DBX adverts on AskCar as of 31 October 2026.
AskCar lists 136 used Aston Martin DBX from 74 UK dealerships, as of 31 October 2026.
Overview
- Make
- Aston Martin
- Model
- DBX
- Version
- 4.0 V8 Auto 4WD Euro 6 (s/s) 5dr (542 bhp)
- Mileage
- 33,865 miles
- Year
- 2020
- Fuel type
- Petrol
- Body type
- SUV
- Engine
- 4.0 L
- Gearbox
- Automatic
- Power
- 542 bhp
- Seats
- 5
- CO2
- 323 g/km
- Colour
- Black
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- V8
- Emissions standard
- Euro 6
About this car
This 2020 Aston Martin DBX is advertised with 33,865 miles, approximately 6,000 below the typical mileage for its age. Priced at £82,950, it is advertised £3,265 above the AskCar estimate of £79,685. To work out the AskCar estimate, we analyse UK dealer adverts for 135 Aston Martin DBX cars across different ages and specifications. We first recorded this car for sale 3 days ago. The seller is Aston Martin Works, based in Milton Keynes.
Stock data as of 31 October 2026.
Price history
AskCar first saw this advert on 28 October 2026, 3 days ago.
| Date observed | Asking price |
|---|---|
| 28 October 2026 | £82,950 |
| 31 October 2026 | £82,950 |
Price and mileage comparison
Fair price: £3,265 (4%) over the AskCar estimate of £79,685.
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 135 priced Aston Martin DBX adverts across different ages and specifications, as of 31 October 2026.
Advertised mileage is about 6,000 miles lower than the median mileage of a 2020 Aston Martin DBX on AskCar.
Other matching cars
11 other 2020 Aston Martin DBX automatic petrol cars are for sale at UK dealers from £64,999 to £84,950, as of 31 October 2026.
The 5 cheapest:
- 2020 Aston Martin DBX. Price: £64,999. Mileage: 71,500 miles. Dealer: SCS Autos in Watford. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-37734558c999
- 2020 Aston Martin DBX. Price: £68,989. Mileage: 48,555 miles. Dealer: Rw Cars in Derby. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-75287727ae9b
- 2020 Aston Martin DBX. Price: £69,995. Mileage: 58,500 miles. Dealer: Stonegate Automotive in Bradford. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-381072510388
- 2020 Aston Martin DBX. Price: £71,995. Mileage: 52,908 miles. Dealer: Stoneacre Aston Martin Newcastle in Tynemouth. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-4dd93b4c8a89
- 2020 Aston Martin DBX. Price: £74,995. Mileage: 45,500 miles. Dealer: LEE Game Prestige in Witham. AskCar page: https://askcar.co.uk/car/aston-martin-dbx-2020-365a9786e552
The 11 matching cars have covered 23,300 to 71,500 miles, compared with 33,865 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Aston Martin DBX cars for sale · 2020 Aston Martin DBX price guide
Photos
20 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.