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Porsche Cayenne Turbo S vs Mercedes EQS 450 V297: 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 · 2016 vs 2023 · 15,000 km/an · Mixed · Petrol 95 2.17 €/L · Home 0.20 €/kWh · 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
Charging type

Result · yearly energy cost

APorsche Cayenne Turbo S

4,184 €per year

12,9 L/100 km weighted · 27.89 € per 100 km · 1 928 L per year

Gap3,608 € per yearin favour of the EQS 450 (−86 %)≈ 1,662 L petrol 95
BMercedes EQS 450 V297

576 €per year

19,2 kWh/100 km weighted · 3.84 € per 100 km · 2 880 kWh per year

The verdict changes with your usage
ProfileSplitAA · CayenneBB · EQSGap
City70 / 25 / 570 % city · 25 % road · 5 % motorway4,674 €579 €4,096 € · EQS
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway4,184 €576 €3,608 € · EQS
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway3,803 €593 €3,210 € · EQS

Cumulative saving for the EQS 450

1 year
3,608 €
3 years
10,823 €
5 years
18,038 €
10 years
36,075 €

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

What produces these figures

WLTP combined
12.3 L/100 km · 18.3 kWh/100 km
Powertrain
Combustion · Fully electric
Power
570 ch · 333 ch
Kerb weight
2,235 kg · 2,480 kg

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BMWVSMercedes

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Frequently asked questions

On a 100 km mixed trip, the Mercedes EQS 450 is about 85% cheaper than the Porsche Cayenne Turbo S with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Mercedes EQS 450 is 695 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

The Mercedes EQS 450 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.

Cayenne
· EQS