PorschePetrol
911 Turbo 991.1
Annual energy cost · 15 000 km
4 018€
26,78 € / 100 km
Equivalent to 1 976 L of petrol 95 per year
- Weighted consumption
- 13,2 L/100km
- Fuel price
- 2,03 €/L
- Fuel used
- 1976,3 L per year
Consumption comparison
Same car, two powertrains. The simulator below calculates the gap based on your mileage and charging type.
Annual mileage
15 000 km/an
Simulated driving mix
Drag anywhere on the bar to adjust
Fuel price
Petrol 95 : 2,03 €/L·Diesel : 2,25 €/L
Typical annual usage : Mix 30% city / 50% road / 20% motorway
Annual energy cost · 15 000 km
26,78 € / 100 km
Equivalent to 1 976 L of petrol 95 per year
Annual energy cost · 15 000 km
26,03 € / 100 km
Equivalent to 1 921 L of petrol 95 per year
Porsche Cayman S 981 costs 113 €/an less in energy than Porsche 911 Turbo 991.1, over 15 000 km for this driving mix.
≈ 55 L of petrol 95 saved per year
Cumulative projection by annual mileage. The cheaper-to-run vehicle widens the gap year after year.
1 year
113 €
≈ 55 L petrol 95
3 years
338 €
≈ 166 L petrol 95
5 years
564 €
≈ 277 L petrol 95
10 years
1 128 €
≈ 555 L petrol 95
Cumulative savings for Porsche Cayman S 981 versus Porsche 911 Turbo 991.1. Excluding purchase, insurance, maintenance and depreciation.
Projection over 15 000 km/year.
| Fuel | km/year | €/km | Annual cost |
|---|---|---|---|
| Annual fuel2,03 €/L | 15 000 km | 0,268 €/km | 4 018 € |
| Fuel | km/year | €/km | Annual cost |
|---|---|---|---|
| Annual fuel2,03 €/L | 15 000 km | 0,260 €/km | 3 905 € |
On a 100 km mixed trip, the Porsche 911 Turbo and Porsche Cayman S have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.
The Porsche Cayman S is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.