911Petrolvs420dDiesel

Porsche 911 GT3 992 vs BMW 420d G22: 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.

sports car2022 vs 202115,000 km/anMixedPetrol 95 2.17 €/L · Diesel 2.38 €/LMethodology

Annual mileage

15,000 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 911 GT3 992

Comparison unavailable - manufacturer data being validated.

GapComparison unavailable - manufacturer data being validated.

BBMW 420d G22

1,550 €per year

4,4 L/100 km weighted · 10.34 € per 100 km · 653 L per year

What produces these figures

Powertrain: Combustion · Combustion
Power: 510 ch · 190 ch
Kerb weight: 1,435 kg · 1,605 kg

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