PorschePetrol
911 Carrera 991.1
Annual energy cost · 15 000 km
3 227€
21,51 € / 100 km
Equivalent to 1 622 L of petrol 95 per year
- Weighted consumption
- 10,8 L/100km
- Fuel price
- 1,99 €/L
- Fuel used
- 1621,5 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 : 1,99 €/L·Diesel : 1,75 €/L
Typical annual usage : Mix 30% city / 50% road / 20% motorway
Annual energy cost · 15 000 km
21,51 € / 100 km
Equivalent to 1 622 L of petrol 95 per year
Annual energy cost · 15 000 km
20,34 € / 100 km
Equivalent to 1 533 L of petrol 95 per year
Porsche Boxster 987 costs 176 €/an less in energy than Porsche 911 Carrera 991.1, over 15 000 km for this driving mix.
≈ 89 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
176 €
≈ 89 L petrol 95
3 years
528 €
≈ 266 L petrol 95
5 years
881 €
≈ 443 L petrol 95
10 years
1 761 €
≈ 885 L petrol 95
Cumulative savings for Porsche Boxster 987 versus Porsche 911 Carrera 991.1. Excluding purchase, insurance, maintenance and depreciation.
Projection over 15 000 km/year.
| Fuel | km/year | €/km | Annual cost |
|---|---|---|---|
| Annual fuel1,99 €/L | 15 000 km | 0,215 €/km | 3 227 € |
| Fuel | km/year | €/km | Annual cost |
|---|---|---|---|
| Annual fuel1,99 €/L | 15 000 km | 0,203 €/km | 3 051 € |
On a 100 km mixed trip, the Porsche 911 Carrera and Porsche Boxster have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.
The Porsche Boxster is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.