2018 Porsche 911

3.0 T 991 Carrera 4 GTS PDK 4WD Euro 6 (s/s) 2dr (444 bhp)

£82,950

Fair price: within 8% of the typical £89,831 for this model, age and mileage, drawing on 1,938 adverts of this make and model.

Overview

Make
Porsche
Model
911
Trim
991 CARRERA 4 GTS
Version
3.0 T 991 Carrera 4 GTS PDK 4WD Euro 6 (s/s) 2dr (444 bhp)
Mileage
19,032 miles
Year
2018
Fuel type
Petrol
Body type
Convertible
Engine
3.0 L
Gearbox
Automatic
Power
444 bhp
Seats
4
CO2
207 g/km
Colour
Black
Doors
2
Driven wheels
Four Wheel Drive
Gearbox version
PDK
Engine badge
991 Carrera 4 GTS
Emissions standard
Euro 6

About this car

The advertised mileage for this 2018 Porsche 911 991 Carrera 4 Gts is 19,032 miles. Our estimated market asking price is £89,831. This car is advertised at £82,950, which is £6,881 below that figure. The estimate uses 1,938 UK dealer adverts for the Porsche 911, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 70 days ago, and its asking price has since fallen by £4,000. The time on sale and price change could be useful context when negotiating. Its MOT is recorded as valid until 29 April 2027. The advertised mileage is consistent with the latest MOT reading. It is advertised by Redline Specialist Cars in Knaresborough.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 August 2026, 70 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £4,000 from the first recorded £86,950. 2 price reductions recorded, the latest observed on 26 September 2026.

Recorded asking prices
Date observedAsking price
13 August 2026£86,950
11 September 2026£84,950
26 September 2026£82,950
21 October 2026£82,950

Price and mileage comparison

Estimated market asking price: £89,831. The asking price is £6,881 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 1,938 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,700 miles lower than typical for a 2018 Porsche 911.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 April 2027. 18,403 miles at the last test.

2 other cars with the same year, trim, gearbox and fuel are for sale from £79,999 to £87,995.

Other matching cars
Asking priceMileage
£79,99931,994 miles
£87,99517,800 miles

These cars have covered 17,800–31,994 miles, compared with 19,032 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 Porsche 911 cars for sale · 2018 Porsche 911 price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos