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GHybridvsCayenneDiesel
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  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsG · Cayenne

Mercedes G 450 d W463 vs Porsche Cayenne Diesel: 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.

luxury SUV · 2024 vs 2013 · 15,000 km/an · Mixed · Diesel 2.38 €/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

AMercedes G 450 d W463

3,687 €per year

10,3 L/100 km weighted · 24.58 € per 100 km · 1 552 L per year

Gap745 € per yearin favour of the Cayenne Diesel (−20 %)≈ 314 L diesel
BPorsche Cayenne Diesel

2,942 €per year

8,3 L/100 km weighted · 19.62 € per 100 km · 1 238 L per year

The verdict changes with your usage
ProfileSplitAA · GBB · CayenneGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,119 €3,287 €832 € · Cayenne
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway3,687 €2,942 €745 € · Cayenne
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,352 €2,675 €677 € · Cayenne

Cumulative saving for the Cayenne Diesel

1 year
745 €
3 years
2,235 €
5 years
3,724 €
10 years
7,449 €

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

What produces these figures

WLTP combined
9.9 L/100 km · 7.9 L/100 km
Powertrain
Mild hybrid 48 V · Combustion
Power
367 ch · 243 ch
Kerb weight
2,555 kg · 2,175 kg

Other similar comparisons

MercedesVSBMW

G 450 d vs X7 xDrive40d

gap 1 675 €/year
PorscheVSAudi

Cayenne Diesel vs Q7 SUV

gap 51 €/year
MercedesVSBMW

G 450 d vs X7 xDrive40d

gap 1 675 €/year
PorscheVSAudi

Cayenne Diesel vs Q7 SUV

gap 11 €/year

Frequently asked questions

On a 100 km mixed trip, the Porsche Cayenne Diesel is about 20% cheaper than the Mercedes G 450 d with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

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