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  • SpecsPanamera · Cayman

Porsche Panamera 4S vs Porsche Cayman S: 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.

limousine · 2018 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 Panamera 4S

3,301 €per year

10,1 L/100 km weighted · 22.00 € per 100 km · 1 521 L per year

Gap867 € per yearin favour of the Panamera 4S (−21 %)≈ 400 L petrol 95
BPorsche Cayman S

4,168 €per year

12,8 L/100 km weighted · 27.79 € per 100 km · 1 921 L per year

The verdict changes with your usage
ProfileSplitAA · PanameraBB · CaymanGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway3,519 €5,528 €2,009 € · Panamera
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,301 €4,168 €867 € · Panamera
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,060 €3,353 €293 € · Panamera

Cumulative saving for the Panamera 4S

1 year
867 €
3 years
2,602 €
5 years
4,337 €
10 years
8,675 €

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

What produces these figures

WLTP combined
10.2 L/100 km · 10.3 L/100 km
Powertrain
Combustion · Combustion
Power
440 ch · 330 ch
Kerb weight
2,010 kg · 1,320 kg

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Frequently asked questions

On a 100 km mixed trip, the Porsche Panamera 4S is about 20% cheaper than the Porsche Cayman S with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The Porsche Panamera 4S is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.