Fuel calculator

L/100km to US MPG Calculator

Convert litres per 100km to US MPG using the exact US gallon and distance constants.

Use this calculator

Convert to US MPG
Enter a value to convert L/100km to US MPG.

Method: 3.785411784 × 100 ÷ 1.609344 ÷ L/100km.

What your result means

This converts metric fuel consumption into US MPG using the exact US-gallon volume and mile-to-kilometre conversion.

Worked example

Using 5.88 L/100km:

Converted US MPG
40 US MPG

The converter uses the same exact unit conversion in both directions.

Formula

US MPG=3.785411784×1001.609344×L/100km\text{US MPG}=\frac{3.785411784\times100}{1.609344\times\text{L/100km}}
L/100km=3.785411784×1001.609344×US MPG\text{L/100km}=\frac{3.785411784\times100}{1.609344\times\text{US MPG}}

L/100km to US MPG reference

L/100kmUS MPG
458.8 US MPG
547.04 US MPG
639.2 US MPG
733.6 US MPG
829.4 US MPG
1023.52 US MPG

Helpful questions

What does US MPG mean?

US MPG uses a smaller gallon than UK MPG, so the two MPG results differ even when the L/100km value is the same.

Does this use UK or US gallons?

This converter explicitly converts between US and UK MPG using their different gallon volumes.Convert US MPG to UK MPG when needed.

Can I convert US MPG back?

Yes. Select Reverse direction in the converter to use the inverse conversion.

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