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CayennevsExplorerPetrol
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  • ConsumptionConsumptionYearly cost
  • SpecsCayenne · Explorer

Porsche Cayenne S vs Ford Explorer ST 400: 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.

large SUV · 2012 vs 2020 · 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 Cayenne S

4,264 €per year

13,1 L/100 km weighted · 28.43 € per 100 km · 1 965 L per year

Gap199 € per yearin favour of the Explorer ST 400 (−5 %)≈ 92 L petrol 95
BFord Explorer ST 400

4,065 €per year

12,5 L/100 km weighted · 27.10 € per 100 km · 1 874 L per year

The verdict changes with your usage
ProfileSplitAA · CayenneBB · ExplorerGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,590 €4,690 €Nearly level
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway4,264 €4,065 €199 € · Explorer
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,926 €3,577 €348 € · Explorer

Cumulative saving for the Explorer ST 400

1 year
199 €
3 years
596 €
5 years
993 €
10 years
1,986 €

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

What produces these figures

WLTP combined
13.1 L/100 km · 11.8 L/100 km
Powertrain
Combustion · Combustion
Power
420 ch · 405 ch
Kerb weight
2,065 kg · 2,180 kg

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Frequently asked questions

On a 100 km mixed trip, the Porsche Cayenne S and Ford Explorer ST 400 have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.

The Ford Explorer ST 400 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.