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Understand the method before using any result. The details below describe the purpose and assumptions for this tool.
How the gas mileage calculator works
The gas mileage calculator helps you estimate results using the assumptions and values you provide. Review the formula and example before relying on the result.
Formula and assumptions
Fuel efficiency = distance travelled ÷ fuel consumed.
Example
Enter distance in kilometres and fuel in litres for km/L.
Important information
Results depend on the values, jurisdiction, date and assumptions you enter. Financial products, tax rules and medical recommendations may vary by location and change over time. Verify critical results with reliable sources.