2017 Porsche 911

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

£78,950

Fair price: within 8% of the typical £78,586 for this model, age and mileage, drawing on 1,951 adverts of this make and model.

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: 32,603 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: Blue
Doors: 2
Driven wheels: Four Wheel Drive
Gearbox version: PDK
Engine badge: 991 4S
Emissions standard: Euro 6

About this car

This 2017 Porsche 911 991 4S is advertised with 32,603 miles on the clock. Its asking price of £78,950 is £364 above our estimate of £78,586. We use UK dealer asking prices, including 1,951 Porsche 911 listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 36 days ago, the asking price has dropped by £1,000. Its recorded MOT is valid until 5 March 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Select Performance and Prestige, based in Bourne END.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 15 September 2026, 36 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £1,000 from the first recorded £79,950. 1 price reduction recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observed	Asking price
15 September 2026	£79,950
13 October 2026	£78,950
19 October 2026	£78,950

Price and mileage comparison

Estimated market asking price: £78,586. The asking price is £364 above 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 1,951 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,000 miles higher than typical for a 2017 Porsche 911.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 5 March 2027. 31,616 miles at the last test.

2 other cars with the same year, trim, gearbox and fuel are for sale from £67,890 to £72,950.

Other matching cars
Asking price	Mileage
£67,890	70,000 miles
£72,950	26,958 miles

These cars have covered 26,958–70,000 miles, compared with 32,603 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 · 2017 Porsche 911 price guide

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Dealer

Select Performance and Prestige, Bourne END. Across the dealer network: 37 cars for sale.

Dealer postcode: SL8 5JJ.