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911vsCayennePetrol
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  • Specs911 · Cayenne

Porsche 911 Carrera S (PDK) 991.1 vs Porsche Cayenne Platinum Edition: which is cheaper to run?

What each kilometre costs, depending on your driving profile and how you charge. Annual projection and cumulative savings over 10 years.

sports car · 2011 vs 2014 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · Methodology
Annual mileage
15,000 km
5,000 km50,000 km
Driving mix

30 % City · 50 % Road · 20 % Motorway

Fuel price
Petrol 95 2.17 €/L · Diesel 2.38 €/Lprix-carburants.gouv.fr — moyenne nationale du 05/10/2026 ; EDF Tarif Bleu Base au 01/08/2026 ; DC autoroute : moyenne des réseaux sans abonnement

Result · yearly energy cost

APorsche 911 Carrera S (PDK) 991.1

4,228 €per year

13,0 L/100 km weighted · 28.19 € per 100 km · 1 948 L per year

Gap198 € per yearin favour of the Cayenne Platinum Edition (−5 %)≈ 91 L petrol 95
BPorsche Cayenne Platinum Edition

4,030 €per year

12,4 L/100 km weighted · 26.86 € per 100 km · 1 857 L per year

The verdict changes with your usage
ProfileSplitAA · 911BB · CayenneGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway5,365 €4,319 €1,046 € · Cayenne
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway4,228 €4,030 €198 € · Cayenne
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,540 €3,724 €184 € · 911

Cumulative saving for the Cayenne Platinum Edition

1 year
198 €
3 years
595 €
5 years
992 €
10 years
1,984 €

Energy only. Excludes purchase, insurance, servicing, depreciation.

What produces these figures

WLTP combined
10.9 L/100 km · 12.4 L/100 km
Powertrain
Combustion · Combustion
Power
390 ch · 304 ch
Kerb weight
1,455 kg · 2,030 kg

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AudiVSPorsche

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Frequently asked questions

On a 100 km mixed trip, the Porsche 911 Carrera S (PDK) and Porsche Cayenne Platinum Edition have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The Porsche Cayenne Platinum Edition is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.