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Kilometers per Gallon (US) to Miles per Liter Conversion Calculator: Free Online Tool

Convert kilometers per US gallon to miles per liter with our free online fuel consumption converter.

Kilometers per Gallon (US) to Miles per Liter Calculator

Kilometers per Gallon (US)
Miles per Liter

How to Use the Calculator:

  1. Enter the value you want to convert in the 'From' field (Kilometers per Gallon (US)).
  2. The converted value in Miles per Liter will appear automatically in the 'To' field.
  3. Use the dropdown menus to select different units within the Fuel Consumption category.
  4. Click the swap button (⇌) to reverse the conversion direction.

How to Convert Kilometers per Gallon (US) to Miles per Liter

Converting Kilometers per Gallon (US) to Miles per Liter involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

1 Kilometers per Gallon (US) = 6.09203 miles per liter

Example Calculation:

Convert 30 kilometers per US gallon: 30 × 6.09203 = 182.761 miles per liter

Disclaimer: For Reference Only

These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.

Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.

What is a Kilometers per Gallon (US) and a Miles per Liter?

Kilometers per Gallon (US), often abbreviated as km/gal (US), is a unit of fuel efficiency. It measures the distance in kilometers (km) that a vehicle can travel using one US liquid gallon (US gal) of fuel. It combines a metric unit of distance with a US customary unit of volume.

Miles per Liter (mi/L) is a hybrid unit of fuel efficiency that measures the distance in miles a vehicle can travel using one liter of fuel. It combines a unit of distance from the Imperial/US customary system (mile) with a unit of volume from the metric system (liter). A higher mi/L value indicates better fuel efficiency.

Note: The Kilometers per Gallon (US) is part of the metric (SI) system, primarily used globally in science and trade. The Miles per Liter belongs to the metric (SI) system.

History of the Kilometers per Gallon (US) and Miles per Liter

This unit is not a standard international or US unit for fuel consumption. Its use typically arises in specific, often informal, contexts where metric distances (kilometers) need to be related to fuel volumes measured in US gallons. This might occur when comparing vehicle specifications or fuel data between regions using different systems (e.g., comparing a European car's potential range using US fuel measurements) or during transitions between measurement systems.

Miles per Liter is not a standard official unit of fuel economy in any major region. Its use typically arises in specific contexts where there's a need to bridge measurements between systems, or informally. For instance, someone accustomed to thinking in miles (like in the US or UK) might measure fuel consumption in liters (common globally) and calculate efficiency in mi/L. It lacks the widespread regulatory or common usage seen with MPG (US), MPG (UK), L/100km, or km/L.

Common Uses for kilometers per US gallon and miles per liter

Explore the typical applications for both Kilometers per Gallon (US) (metric) and Miles per Liter (metric) to understand their common contexts.

Common Uses for kilometers per US gallon

Kilometers per Gallon (US) is rarely used in official vehicle specifications, regulations, or everyday conversation, especially within the United States where Miles per Gallon (US MPG) is the standard. Globally, Liters per 100 kilometers (L/100km) or Kilometers per Liter (km/L) are more common metric standards. Its primary use might be in specific technical calculations, data conversions, or informal comparisons involving US fuel volumes alongside metric distances.

Common Uses for miles per liter

While uncommon, mi/L might be encountered in:

  • Informal Comparisons: Used by individuals comparing vehicles or fuel usage when dealing with mixed units (e.g., driving distances in miles but purchasing fuel in liters).
  • Specific Technical Analysis: Could appear in engineering or technical reports that specifically require bridging US/Imperial distance measurements with metric fuel volumes.
  • Online Calculators/Converters: Often included as an option in online tools that convert between various fuel efficiency units.

Frequently Asked Questions

Questions About Kilometers per Gallon (US) (km/gal (US))

Why is km/gal (US) not commonly used?

The United States primarily uses Miles per Gallon (US MPG) for vehicle fuel efficiency. Most other countries using the metric system prefer Kilometers per Liter (km/L) or Liters per 100 Kilometers (L/100km). Hybrid units like km/gal (US) mix systems and are generally avoided in official standards to prevent confusion.

How does km/gal (US) differ from km/gal (UK)?

The key difference is the gallon size. The US liquid gallon is smaller than the Imperial (UK) gallon (1 US gallon ≈ 3.785 liters, while 1 UK gallon ≈ 4.546 liters). Therefore, for the same actual fuel efficiency, a vehicle's rating in km/gal (US) will be numerically higher than its rating in km/gal (UK) because it travels the same distance using a smaller gallon measure.

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

Divide the value in km/gal (US) by the exact number of liters in a US gallon: km/L = km/gal (US) / 3.785411784.

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

Divide the value in km/gal (US) by the exact number of kilometers in a mile: MPG (US) = km/gal (US) / 1.609344.

How do I convert km/gal (US) to the common L/100km format?

Use the inverse relationship formula: L/100km = 378.5411784 / km/gal (US). A higher km/gal (US) value corresponds to a lower L/100km value (indicating better fuel economy).

About Miles per Liter (mi/L)

Is a higher mi/L value better?

Yes, similar to MPG and km/L, a higher mi/L value signifies better fuel efficiency. It means the vehicle can cover more miles for each liter of fuel consumed.

How do I convert mi/L to km/L?

To convert Miles per Liter to Kilometers per Liter, multiply by the number of kilometers in a mile. km/L ≈ mi/L * 1.60934

How do I convert mi/L to L/100km?

To convert Miles per Liter to Liters per 100 kilometers (where lower is better), use the formula: L/100km ≈ 62.137 / mi/L (This is derived by first converting mi/L to km/L, then using L/100km = 100 / km/L)

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

To convert Miles per Liter to US Miles Per Gallon, multiply by the number of liters in a US gallon. MPG (US) ≈ mi/L * 3.78541

How do I convert mi/L to MPG (UK)?

To convert Miles per Liter to Imperial Miles Per Gallon (used in the UK), multiply by the number of liters in an Imperial gallon. MPG (UK) ≈ mi/L * 4.54609

Is mi/L the same as MPG?

No. MPG (Miles per Gallon) measures distance per gallon (either the US gallon or the larger UK Imperial gallon), whereas mi/L measures distance per liter. Since a gallon is significantly larger than a liter, MPG values will be much higher than mi/L values for the same vehicle efficiency.

Conversion Table: Kilometers per Gallon (US) to Miles per Liter

Kilometers per Gallon (US) (km/gal (US))Miles per Liter (mi/L)
10.164
50.821
101.642
254.104
508.207
10016.415
50082.075
1,000164.149

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