PorschePetrol
718 Cayman
Annual energy cost · 15 000 km
2 967€
19,78 € / 100 km
Equivalent to 1 491 L of petrol 95 per year
- Weighted consumption
- 9,9 L/100km
- Fuel price
- 1,99 €/L
- Fuel used
- 1491,0 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
Charging type
Typical annual usage : Mix 30% city / 50% road / 20% motorway · charging home (0,21 €/kWh)
Annual energy cost · 15 000 km
19,78 € / 100 km
Equivalent to 1 491 L of petrol 95 per year
Annual energy cost · 15 000 km
3,67 € / 100 km
Equivalent to 277 L of petrol 95 per year
Xpeng P7 costs 2 417 €/an less in energy than Porsche 718 Cayman, over 15 000 kmwith home for this driving mix.
≈ 1214 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
2 417 €
≈ 1214 L petrol 95
3 years
7 250 €
≈ 3643 L petrol 95
5 years
12 084 €
≈ 6072 L petrol 95
10 years
24 168 €
≈ 12145 L petrol 95
Cumulative savings for Xpeng P7 versus Porsche 718 Cayman. Excluding purchase, insurance, maintenance and depreciation.
Projection over 15 000 km/year, by proportion of each charging type.
| Fuel | km/year | €/km | Annual cost |
|---|---|---|---|
| Annual fuel1,99 €/L | 15 000 km | 0,198 €/km | 2 967 € |
| Charging mix | km/year | €/km | Annual cost |
|---|---|---|---|
| 100% Homeoff-peak rate · 0,21 €/kWh | 15 000 km2 520 kWh | 0,037 €/km | 550 € |
| 100% AC stationpublic AC rate · 0,30 €/kWh | 15 000 km2 520 kWh | 0,052 €/km | 786 € |
| 100% Fast DCDC motorway rate · 0,45 €/kWh | 15 000 km2 520 kWh | 0,079 €/km | 1 179 € |
| Typical mix80% home · 15% AC · 5% DC | 15 000 km2 520 kWh | 0,041 €/km | 617 € |
| Annual total (typical mix) | 617 € | ||
On a 100 km mixed trip, the Xpeng P7 is about 80% cheaper than the Porsche 718 Cayman with default parameters. This ratio shifts with your actual energy prices - simulate for your profile.
The declared range of the Xpeng P7 is 480 km (WLTP/EPA). In real-world conditions, expect 10-20% less.
The Xpeng P7 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.