Fuel Cost Calculator
Last updated: 2026-08-24
Fuel Cost Calculator — Calculate fuel cost for a trip.
Inputs
Result
Enter values and press Calculate
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How to use it
- Measure the distance of the trayecto (ida) or Enter the ruta según Google Maps/Waze
- Check the consumption medium current of the vehÃculo (L/100km) según ordenador of a bordo or ficha técnica
- Obtén the price current of the fuel (gasolina 95, diésel A or gasóleo B agrÃcola) of your estación usual
- Calculate liters required: (distancia_km ÷ 100) × consumption_L_100km
- Multiply the liters per the price per liter to Obtain the cost total of the trayecto
- Double the result if necesitas cost of ida and vuelta
Common mistakes
- ⚠️ Use the consumption approved (WLTP) in vez of the consumption current, that can ser a 20-30% higher
- ⚠️ Not considering that the consumption increases with carga: a furgoneta cargada consume to 2 L/100km más
- ⚠️ Forget that the gasóleo B (bonificado) is solo to machinery agrÃcola and of project, not to vehÃcuthe of carretera
- ⚠️ Not review the price of the fuel periódicamente: fluctúa según the mercado internacional
- ⚠️ Calculate solo the cost of fuel without incluir desgaste of neumáticos and maintenance proportional
Worked example
Calculate fuel cost for 500km trip at 7L/100km.
Results: {litros_ud} L of fuel, cost of ida of {coste_eur} €, cost of ida and vuelta of {coste_ida_vuelta_eur} €.
Input guide
| Field | Typical range |
|---|---|
| consumo_l100km | Value between 4 and 25 L/100km. |
| precio_l | Value between 0.8 and 3 €/L. |
| km_viaje | Value between 1 and 5000 km. |