2017 Porsche 911

Overview

Make

Porsche

Model

911

Trim

991 4S

Version

3.0 T 991 4S PDK 4WD Euro 6 (s/s) 2dr Targa (414 bhp)

Mileage

26,958 miles

Year

2017

Fuel type

Petrol

Body type

Convertible

Engine

3.0 L

Gearbox

Automatic

Power

414 bhp

Seats

4

CO2

184 g/km

Colour

White

Doors

2

Driven wheels

Four Wheel Drive

Gearbox version

PDK

Engine badge

991 4S

Emissions standard

Euro 6

About this car

At 26,958 miles, this 2017 Porsche 911 991 4S has covered about 5,000 fewer miles than other 2017 Porsche 911 cars. Its asking price of £72,950 is £8,168 below our estimate of £81,118. We use UK dealer asking prices, including 1,942 Porsche 911 listings, and account for the car’s age, mileage and specification. The asking price is now £7,000 lower than when we first recorded the advert 146 days ago. It may give you a starting point for a conversation about price. The latest MOT record shows an expiry date of 24 May 2027, with the advertised mileage consistent with the recorded reading. It is advertised by West Coast Motors in West Kilbride.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £81,118. The asking price is £8,168 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 1,942 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,000 miles lower than typical for a 2017 Porsche 911.

The advertised mileage is consistent with the last MOT reading.