2020 Bentley Bentayga 6.0 Speed

Overview

• Make: Bentley
• Model: Bentayga
• Trim: Speed
• Version: 6.0 Speed Auto 4WD Euro 6 5dr (626 bhp)
• Year: 2020
• Mileage: 74,039 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 6.0 litres, 626 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 335 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Bentley Bentayga Speed has covered 74,039 miles, around 36,000 more miles than is typical for its age. Priced at £64,485, this car is advertised £39,564 below the AskCar estimate of £104,049. This is a large price difference, so check the price and vehicle details with the dealer. The AskCar estimate uses 244 UK dealer adverts for the Bentley Bentayga, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 138 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Bayer Car Sales, based in Fareham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Far below the going rate: £39,564 (38%) under the AskCar estimate of £104,049. Worth asking the dealer why.

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 244 priced Bentley Bentayga adverts across different ages and specifications, as of 9 November 2026.

Time on sale

This 2020 Bentley Bentayga has been on sale for at least 138 days.

Price history

AskCar first saw this advert on 24 June 2026 at £64,485. 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 9 November 2026: valid until 19 June 2027.

It has had 4 MOTs. The latest, on 20 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 74,083 miles, which matches the advertised 74,039 miles.

Advertised mileage is about 36,000 miles higher than the median mileage of a 2020 Bentley Bentayga on AskCar.

Similar cars

1 other 2020 Bentley Bentayga Speed 6.0 petrol automatic SUV is for sale at UK dealers, as of 9 November 2026.

The closest to this car in mileage:

• 2020 Bentley Bentayga Speed, 6.0 petrol SUV, grey. Mileage: 67,000 miles. Price: £79,950, £15,465 more than this car. Dealer: Xclusive Xports in Bayford. AskCar page: https://askcar.co.uk/car/bentley-bentayga-2020-4c47314a1c95