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TaycanBEVvs911Petrol
  • MotorwayMotorwayRange and charging
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Porsche Taycan GTS vs Porsche 911 GT3 RS 991.1: 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.

grand tourer · 2023 vs 2011 · 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 Taycan GTS

685 €per year

22,8 kWh/100 km weighted · 4.57 € per 100 km · 3 424 kWh per year

Gap4,009 € per yearin favour of the Taycan GTS (−85 %)≈ 1,847 L petrol 95
BPorsche 911 GT3 RS 991.1

4,694 €per year

14,4 L/100 km weighted · 31.29 € per 100 km · 2 163 L per year

The verdict changes with your usage
ProfileSplitAA · TaycanBB · 911Gap
City70 / 25 / 570 % city · 25 % road · 5 % motorway721 €5,172 €4,451 € · Taycan
Mixed30 / 50 / 2030 % city · 50 % road · 20 % motorway685 €4,694 €4,009 € · Taycan
Long-distance10 / 40 / 5010 % city · 40 % road · 50 % motorway703 €4,229 €3,526 € · Taycan

Cumulative saving for the Taycan GTS

1 year
4,009 €
3 years
12,026 €
5 years
20,043 €
10 years
40,086 €

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

What produces these figures

WLTP combined
20.3 kWh/100 km · 14.3 L/100 km
Powertrain
Fully electric · Combustion
Power
590 ch · 500 ch
Kerb weight
2,303 kg · 1,370 kg

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Frequently asked questions

On a 100 km mixed trip, the Porsche Taycan GTS is about 85% cheaper than the Porsche 911 GT3 RS with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.

The declared range of the Porsche Taycan GTS is 504 km (WLTP/EPA). In real-world conditions, expect 10-20% less.

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

Taycan
· 911