2021 Aston Martin DBX 4.0 V8

Overview

• Make: Aston Martin
• Model: DBX
• Version: 4.0 V8 Auto 4WD Euro 6 (s/s) 5dr (542 bhp)
• Year: 2021
• Mileage: 52,755 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 4.0 litres, 542 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Red
• CO2: 323 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 52,755 miles, this 2021 Aston Martin DBX has covered about 12,800 more miles than other 2021 Aston Martin DBX cars. Priced at £70,500, it is advertised £1,458 below the AskCar estimate of £71,958. The AskCar estimate draws on 132 Aston Martin DBX adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 35 days ago. Its asking price has since fallen by £500. The government's MOT record matches its advertised mileage. You can find this car at Saxtons.co.uk in Chelmsford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,458 (2%) under the AskCar estimate of £71,958.

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 132 priced Aston Martin DBX adverts across different ages and specifications, as of 7 November 2026.

A 2021 Aston Martin DBX with the 4.0 petrol engine is typically advertised at £78,000: the median of the 28 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 Aston Martin DBX has been on sale for at least 35 days.

Price history

AskCar first saw this advert on 3 October 2026 at £71,000. Its asking price is now £70,500, £500 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 3 October 2026: £71,000
• 21 October 2026: £70,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 21 January 2027.

It failed its MOT on 19 January 2026 (front registration plate does not conform to the specified requirements; rear registration plate does not conform to the specified requirements) and passed later the same day.

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

Mileage at that test: 48,061 miles, which matches the advertised 52,755 miles.

Advertised mileage is about 12,800 miles higher than the median mileage of a 2021 Aston Martin DBX on AskCar.