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L/100km to MPG (US) Converter

Free online tool to convert L/100km (L/100km) to MPG (US) (mpg). Enter a value and get instant, accurate results.

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L/100km to MPG (US) Conversion Table

L/100km (L/100km)MPG (US) (mpg)
10 L/100km23.521426 mpg
15 L/100km15.680951 mpg
20 L/100km11.760713 mpg
30 L/100km7.8404754 mpg
40 L/100km5.8803566 mpg
50 L/100km4.7042853 mpg

Conversion Formula

MPG (US) ↔ L/100km:   MPG = 235.215 ÷ L/100km   (reciprocal — not linear)
MPG (UK) ↔ MPG (US):  US MPG = UK MPG × 0.8327  (imperial gallon is 20% larger)
km/L ↔ MPG (US):      MPG = km/L × 2.3521

About L/100km to MPG (US) Conversions

Fuel economy ratings use different units worldwide. Converting L/100km to MPG (US) lets you compare cars across US, European, and Asian market specs on an equal footing.

This conversion uses a non-linear (reciprocal) relationship, so a simple multiplication factor does not apply. The formula section below explains the method, and the reference table shows common converted values.

For reference: this page provides a L/100km-to-mpg conversion table covering common values, the exact mathematical formula, and frequently asked questions.

Frequently Asked Questions

How do I convert L/100km to MPG (US)?

This conversion is non-linear. Use the calculator above for accurate results, or refer to the formula section on this page.

How many MPG (US) are in 1 L/100km?

The relationship between L/100km and MPG (US) is non-linear. Use the calculator above or the reference table on this page for specific values.

Is L/100km larger or smaller than MPG (US)?

The size relationship between L/100km and MPG (US) depends on the input value because this conversion is non-linear (reciprocal).

When would I use MPG (US) instead of L/100km?

MPG is the standard in the United States. Match the unit to the market where the vehicle is sold or the data source you are reading.

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All conversion results are provided for general informational purposes only. Our formulas use internationally recognized conversion factors; however, rounding may affect precision. Do not rely on these results for professional, medical, legal, or engineering decisions without independent verification. Read our full disclaimer.