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X5vsCayennePetrol
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  • SpecsX5 · Cayenne

BMW X5 xDrive40i F15 vs Porsche Cayenne Coupe: 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 · 2018 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

ABMW X5 xDrive40i F15

2,939 €per year

9,0 L/100 km weighted · 19.60 € per 100 km · 1 355 L per year

Gap1,040 € per yearin favour of the X5 xDrive40i (−26 %)≈ 479 L petrol 95
BPorsche Cayenne Coupe

3,980 €per year

12,2 L/100 km weighted · 26.53 € per 100 km · 1 834 L per year

The verdict changes with your usage
ProfileSplitAA · X5BB · CayenneGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway3,245 €4,446 €1,201 € · X5
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway2,939 €3,980 €1,040 € · X5
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway2,698 €3,618 €920 € · X5

Cumulative saving for the X5 xDrive40i

1 year
1,040 €
3 years
3,121 €
5 years
5,202 €
10 years
10,405 €

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

What produces these figures

WLTP combined
8.7 L/100 km · 11.7 L/100 km
Powertrain
Combustion · Combustion
Power
340 ch · 340 ch
Kerb weight
2,060 kg · 2,115 kg

Other similar comparisons

AudiVSBMW

Q7 SUV vs X5 xDrive40i

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AudiVSPorsche

Q7 SUV vs Cayenne Coupe

gap 619 €/year
AudiVSBMW

Q7 SUV vs X5 xDrive40i

gap 711 €/year
AudiVSPorsche

Q7 SUV vs Cayenne Coupe

gap 677 €/year

Frequently asked questions

On a 100 km mixed trip, the BMW X5 xDrive40i is about 25% cheaper than the Porsche Cayenne Coupe with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The BMW X5 xDrive40i is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.