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Fuel Economy Calculator

Calculate L/100 km and US MPG from distance traveled and fuel used.

Inputs

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Live
Key resultReference
7.5 L/100km

Instant result based on your current inputs.

Interpretation

Use fuel added over a comparable full-tank interval for a more reliable real-world estimate.

FormulaL/100 km = liters ÷ kilometers × 100; US MPG converts kilometers and liters to miles and US gallons.

*Results are estimates only and do not constitute professional advice.

CALCULATION DETAILS

Inputs, method, and scope

Keep a record of the assumptions behind the result and compare nearby scenarios before making a decision.

Distance600 kmFuel used45 L

Method used

L/100 km = liters ÷ kilometers × 100; US MPG converts kilometers and liters to miles and US gallons.

Scope and limitations

This result reflects only the values and assumptions shown above. It does not automatically include taxes, fees, market changes, local rules, or personal circumstances unless those inputs are explicitly present.

Worked example

These are demonstration assumptions, not market data or a recommendation. Use Reset example above to reproduce this result, then replace the values for your own scenario.

Distance
600 km
Fuel used
45 L

Example result: 7.5 L/100km

The example is fixed while your live result above changes. Differences in display rounding do not change the underlying calculation.

How to use

Use real data and compare scenarios

01

Replace examples

Replace the examples with your real values. Results update instantly as inputs change.

02

Test boundaries

Try conservative, baseline, and optimistic inputs to see whether the conclusion holds.

03

Review assumptions

Review the formula and limitations, then verify important decisions with authoritative sources.

FAQ

About this calculation

How does the fuel economy calculator work?

L/100 km = liters ÷ kilometers × 100; US MPG converts kilometers and liters to miles and US gallons.

What should I verify before using the result?

Use fuel added over a comparable full-tank interval for a more reliable real-world estimate.

Does CalcMintly store my inputs?

No. This calculation runs locally in your browser and the values you enter are not sent to a CalcMintly database.