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Fuel consumption calculator

Calculate L/100 km, km/L and fuel cost from distance, fuel used and price. Distance and fuel must refer to the same trip; cost in euros.

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Set your data

Set your data

Result

Enter your data and run the tool. Your result will appear here.

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How to use the tool

  1. Fill in these fields: Distance traveled (km), Fuel consumed (L), Price per liter (€).
  2. Select “Calculate” to obtain the result.
  3. Try 100 km to scale the fuel to the current consumption rate. The trip cost updates with the new distance.
  4. Drag the controls in the figure, or focus them and use the arrow keys. The form updates immediately. Use the form fields for values outside the figure’s scale.
  5. The result updates as you edit the fields or the figure. You can copy it immediately.
  6. The 0–100 L scale shows the fuel used on the trip.

Method and principles

Formula

L/100 km= L km × 100

Result details

Result details
ParameterValue
Kilometers per liter14.2857142857 km/L
Total fuel cost€63.00

Practical example

Input
  • Distance traveled (km): 500
  • Fuel consumed (L): 35
  • Price per liter (€): 1.8
Result
7 L/100 km

Calculation steps

  1. Substitute the example values into the formula.

    L/100 km= 35 500 × 100

Limits and checks

Limits and checks
ParameterValue
Distance traveled (km)≥ 0.001; ≤ 1000000
Fuel consumed (L)≥ 0; ≤ 1000000
Price per liter (€)≥ 0; ≤ 100

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