Formula guide

Fuel Economy Converter formula

This tool converts US miles per gallon and liters per 100 kilometers using the standard reciprocal relationship.

How the input values are used

Fuel economy value

The numeric value is used in the calculation; keep units consistent.

From unit

The selected option determines the method or unit used.

To unit

The selected option determines the method or unit used.

How to interpret the result

  • The result uses Fuel economy value and From unit. Change one variable at a time to compare its effect on the outcome.
  • Check both the source and target units, and allow for rounding in the displayed result.
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