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  • SpecsPanamera · Boxster

Porsche Panamera 4S vs Porsche Boxster Spyder: 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 · 2013 vs 2011 · 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

4,118 €per year

12,6 L/100 km weighted · 27.45 € per 100 km · 1 897 L per year

Gap111 € per yearin favour of the Panamera 4S (−3 %)≈ 51 L petrol 95
BPorsche Boxster Spyder

4,228 €per year

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

The verdict changes with your usage
ProfileSplitAA · PanameraBB · BoxsterGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,524 €5,365 €841 € · Panamera
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway4,118 €4,228 €Nearly level
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,753 €3,540 €213 € · Boxster

Cumulative saving for the Panamera 4S

1 year
111 €
3 years
332 €
5 years
553 €
10 years
1,105 €

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

What produces these figures

WLTP combined
12.4 L/100 km · 10.9 L/100 km
Powertrain
Combustion · Combustion
Power
440 ch · 320 ch
Kerb weight
1,860 kg · 1,275 kg

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Z4 M40i vs Boxster Spyder

gap 2 356 €/year

Frequently asked questions

On a 100 km mixed trip, the Porsche Panamera 4S and Porsche Boxster Spyder have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

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.