2018 Porsche Cayenne 3.0 TD V6 Platinum Edition

Overview

• Make: Porsche
• Model: Cayenne
• Trim: Platinum Edition
• Version: 3.0 TD V6 Platinum Edition Auto 4WD Euro 6 (s/s) 5dr (258 bhp)
• Year: 2018
• Mileage: 123,231 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 3.0 litres, 258 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Purple
• CO2: 179 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Porsche Cayenne Platinum Edition has covered 123,231 miles, around 63,700 more miles than is typical for its age. The dealer is asking £16,999, which is £123 above the AskCar estimate of £16,876. To work out the AskCar estimate, we analyse UK dealer adverts for 1,759 Porsche Cayenne cars across different ages and specifications. We first saw this car advertised 116 days ago. Its asking price has since fallen by £2,000. The recorded MOT expired on 30 July 2026, so ask the dealer whether it has been renewed. Its advertised mileage matches the government's MOT record. You can find this car at AL Prestige Cars in Southampton. 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: £123 (under 1%) over the AskCar estimate of £16,876.

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 1,759 priced Porsche Cayenne adverts across different ages and specifications, as of 7 November 2026.

A 2018 Porsche Cayenne with the 3.0 diesel engine is typically advertised at £28,000: the median of the 31 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 Porsche Cayenne has been on sale for at least 116 days.

Price history

AskCar first saw this advert on 14 July 2026 at £18,999. Its asking price is now £16,999, £2,000 less. The latest price cut was seen on 4 September 2026.

Price changes recorded:

• 14 July 2026: £18,999
• 5 August 2026: £18,499
• 12 August 2026: £16,999
• 13 August 2026: £18,999
• 28 August 2026: £17,999
• 29 August 2026: £17,699
• 4 September 2026: £16,999

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: the latest record we hold ran out on 30 July 2026; ask the dealer for the current MOT.

It has had 6 MOTs. The latest, on 31 July 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 103,235 miles, which matches the advertised 123,231 miles.

Advertised mileage is about 63,700 miles higher than the median mileage of a 2018 Porsche Cayenne on AskCar.

Similar cars

5 other 2018 Porsche Cayenne Platinum Edition 3.0 diesel automatic SUVs are for sale at UK dealers, from £16,795 to £26,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2018 Porsche Cayenne Platinum Edition, 3.0 diesel SUV, black. Mileage: 110,300 miles. Price: £16,795, £204 less than this car. Dealer: MNK Motors in Birmingham. AskCar page: https://askcar.co.uk/car/porsche-cayenne-2018-40151b02ea90
• 2018 Porsche Cayenne Platinum Edition, 3.0 diesel SUV, white. Mileage: 109,000 miles. Price: £16,995, the same price as this car. Dealer: Auto 2000 in Havering. AskCar page: https://askcar.co.uk/car/porsche-cayenne-2018-d1d998a14de1
• 2018 Porsche Cayenne Platinum Edition, 3.0 diesel SUV, purple. Mileage: 98,000 miles. Price: £18,499, £1,500 more than this car. Dealer: X-Drive Motors in Leicester. AskCar page: https://askcar.co.uk/car/porsche-cayenne-2018-6a66a3653caa