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
5,06 € / 100 km
Equivalent to 381 L of petrol 95 per year
Annual energy cost · 15 000 km
4,91 € / 100 km
Equivalent to 370 L of petrol 95 per year
Tesla Model S 85 costs 22 €/an less in energy than Porsche Taycan 4S with Performance Battery Plus (PB) J1.1, over 15 000 kmwith home for this driving mix.
≈ 11 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
22 €
≈ 11 L petrol 95
3 years
66 €
≈ 33 L petrol 95
5 years
110 €
≈ 55 L petrol 95
10 years
220 €
≈ 110 L petrol 95
Cumulative savings for Tesla Model S 85 versus Porsche Taycan 4S with Performance Battery Plus (PB) J1.1. Excluding purchase, insurance, maintenance and depreciation.
Projection over 15 000 km/year, by proportion of each charging type.
| Charging mix | km/year | €/km | Annual cost |
|---|---|---|---|
| 100% Homeoff-peak rate · 0,21 €/kWh | 15 000 km3 285 kWh | 0,051 €/km | 758 € |
| 100% AC stationpublic AC rate · 0,30 €/kWh | 15 000 km3 285 kWh | 0,072 €/km | 1 083 € |
| 100% Fast DCDC motorway rate · 0,45 €/kWh | 15 000 km3 285 kWh | 0,108 €/km | 1 625 € |
| Typical mix80% home · 15% AC · 5% DC | 15 000 km3 285 kWh | 0,057 €/km | 850 € |
| Annual total (typical mix) | 850 € | ||
| Charging mix | km/year | €/km | Annual cost |
|---|---|---|---|
| 100% Homeoff-peak rate · 0,21 €/kWh | 15 000 km3 530 kWh | 0,049 €/km | 736 € |
| 100% AC stationpublic AC rate · 0,30 €/kWh | 15 000 km3 530 kWh | 0,070 €/km | 1 052 € |
| 100% Fast DCDC motorway rate · 0,45 €/kWh | 15 000 km3 530 kWh | 0,105 €/km | 1 578 € |
| Typical mix80% home · 15% AC · 5% DC | 15 000 km3 530 kWh | 0,055 €/km | 826 € |
| Annual total (typical mix) | 826 € | ||
Same scenarios: energy cost of a Executive petrol (~8,0 L/100km).
| Scenario | Taycan 4S with Performance Battery Plus (PB) J1.1 | Model S 85 | Petrol equiv. |
|---|---|---|---|
| Daily100 km · home | 5,06 € | 4,91 € | 15,92 € |
| Weekend200 km · home | 10,11 € | 9,82 € | 31,84 € |
| Holiday500 km · fast DC | 54,17 € | 52,60 € | 79,60 € |
| Annual20,000 km · typical mix | 1133,93 € | 1101,06 € | 3184,00 € |
Based on petrol 95 1,99 €/L · cons. Executive petrol 8,0 L/100km. Excluding purchase, maintenance and depreciation.
On a 100 km mixed trip, the Porsche Taycan 4S with Performance Battery Plus (PB) and Tesla Model S 85 have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.
Porsche Taycan 4S with Performance Battery Plus (PB) offers more range: 464 km vs 426 km for Tesla Model S 85 (WLTP/EPA). In real motorway use, expect 10-20% less depending on temperature.
The Tesla Model S 85 is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.
