BMWPetrol
M4 Convertible F82
Annual energy cost · 15 000 km
3 197€
21,31 € / 100 km
Equivalent to 1 606 L of petrol 95 per year
- Weighted consumption
- 10,7 L/100km
- Fuel price
- 1,99 €/L
- Fuel used
- 1606,5 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
21,31 € / 100 km
Equivalent to 1 606 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 S 987 costs 146 €/an less in energy than BMW M4 Convertible F82, over 15 000 km for this driving mix.
≈ 73 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
146 €
≈ 73 L petrol 95
3 years
439 €
≈ 220 L petrol 95
5 years
731 €
≈ 367 L petrol 95
10 years
1 463 €
≈ 735 L petrol 95
Cumulative savings for Porsche Boxster S 987 versus BMW M4 Convertible F82. 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 | 0,213 €/km | 3 197 € |
| 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 BMW M4 Convertible and Porsche Boxster S have a near-identical cost per km with default parameters. The gap becomes significant once you enter your actual energy prices.
The Porsche Boxster S is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.