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Liters per 100 Kilometers to Miles per Gallon (US) Conversion Calculator: Free Online Tool

Convert liters per 100 kilometers to miles per US gallon with our free online fuel consumption converter.

Liters per 100 Kilometers to Miles per Gallon (US) Calculator

Liters per 100 Kilometers
Miles per Gallon (US)

How to Use the Calculator:

  1. Enter the value you want to convert in the 'From' field (Liters per 100 Kilometers).
  2. The converted value in Miles per Gallon (US) 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 Liters per 100 Kilometers to Miles per Gallon (US)

Converting Liters per 100 Kilometers to Miles per Gallon (US) involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

MPG (US) = 235.215 / L/100km

Example Calculation:

Convert 8 liters per 100 kilometers: 235.215 / 8 = 29.4018 miles per US gallon

Common Conversion Scenarios:

  • Understanding Specs: A consumption rate of 8 L/100km is equivalent to 29.4018 MPG (US) efficiency.

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 Liters per 100 Kilometers and a Miles per Gallon (US)?

Liters per 100 Kilometers (L/100km) is a unit of fuel consumption commonly used in the metric system. It measures the volume of fuel (in liters) required for a vehicle to travel a distance of 100 kilometers. Unlike units like MPG or km/L, a lower value indicates better fuel efficiency.

Miles per Gallon (US), often abbreviated as MPG (US) or simply MPG in the US context, is a unit of fuel efficiency used primarily within the United States customary system. It quantifies the distance in miles that a vehicle can travel using one US gallon of fuel. A higher MPG (US) value indicates better fuel efficiency.

Note: The Liters per 100 Kilometers is part of the metric (SI) system, primarily used globally in science and trade. The Miles per Gallon (US) belongs to the imperial/US customary system.

History of the Liters per 100 Kilometers and Miles per Gallon (US)

The L/100km unit gained prominence alongside the adoption of the metric system in many parts of the world, particularly Europe, Canada, Australia, New Zealand, and parts of Asia and South America. It was chosen as a standard measure because it directly quantifies fuel consumption over a fixed, standard distance (100 km), which is often preferred for regulatory and comparative purposes over distance-per-unit-volume measures like km/L or MPG. Its adoption reflects a focus on the amount of resource used rather than the distance achieved per unit of resource.

MPG based on the US customary gallon (approximately 3.785 liters) became the standard measure for vehicle fuel economy in the United States many decades ago. Its prominence was solidified by government regulations, particularly the Corporate Average Fuel Economy (CAFE) standards established in the 1970s and enforced by the Environmental Protection Agency (EPA). The EPA mandates MPG testing and reporting for all new vehicles sold in the US.

Common Uses for liters per 100 kilometers and miles per US gallon

Explore the typical applications for both Liters per 100 Kilometers (metric) and Miles per Gallon (US) (imperial/US) to understand their common contexts.

Common Uses for liters per 100 kilometers

  • Official Vehicle Ratings: Standard unit for reporting fuel consumption figures by manufacturers and government agencies in many metric countries.
  • Vehicle Labeling: Displayed on mandatory fuel economy labels on new cars in regions like the EU, Canada, and Australia.
  • Consumer Comparison: Used by consumers to compare the fuel usage of different vehicles (remembering lower is better).
  • Fleet Management: Helps businesses track and manage fuel costs for vehicle fleets.
  • Environmental Reporting: Used in calculating vehicle emissions based on fuel consumed.

Common Uses for miles per US gallon

  • Official Vehicle Ratings: The primary unit used by the EPA for reporting official city, highway, and combined fuel economy figures for new vehicles sold in the US.
  • Window Stickers (Monroney Label): Displayed prominently on the mandatory window stickers of new cars, allowing consumers to compare efficiency at the point of sale.
  • Consumer Comparison: Widely used by American consumers to compare the fuel efficiency and potential running costs of different vehicles.
  • Vehicle Advertising: Frequently highlighted in car advertisements and marketing materials within the US.
  • Informal Benchmarking: The common unit used in everyday conversation about car fuel efficiency in the US.

Frequently Asked Questions

Questions About Liters per 100 Kilometers (L/100km)

Is a lower L/100km value better?

Yes, a lower L/100km value indicates better fuel efficiency. It means the vehicle consumes less fuel to travel the same 100 kilometers.

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

To convert Liters per 100 kilometers (L/100km) to Kilometers per Liter (km/L), divide 100 by the L/100km value: km/L = 100 / (L/100km). Note that km/L measures efficiency directly (higher is better).

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

To convert L/100km to US Miles Per Gallon (MPG), divide 235.21 by the L/100km value: MPG (US) ≈ 235.21 / (L/100km).

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

To convert L/100km to Imperial Miles Per Gallon (MPG), used mainly in the UK, divide 282.48 by the L/100km value: MPG (Imperial) ≈ 282.48 / (L/100km).

About Miles per Gallon (US) (MPG (US))

Is a higher MPG (US) value better?

Yes, a higher MPG (US) value signifies better fuel efficiency. It means the vehicle can cover more miles for each US gallon of fuel consumed.

How is MPG (US) different from MPG (UK)?

The main difference lies in the definition of the gallon. The US customary gallon (approx. 3.785 liters) is smaller than the Imperial gallon (UK, approx. 4.546 liters). Because the UK gallon is larger, a vehicle will travel further on one UK gallon than on one US gallon, resulting in a higher MPG (UK) figure compared to the MPG (US) figure for the same vehicle. Specifically, 1 MPG (UK) ≈ 1.201 MPG (US), or conversely, 1 MPG (US) ≈ 0.833 MPG (UK).

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

To convert US Miles Per Gallon to Liters per 100 kilometers (a common metric unit where lower is better), use the formula: L/100km ≈ 235.21 / MPG (US).

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

To convert US Miles Per Gallon to Kilometers per Liter (a metric unit where higher is better), use the formula: km/L ≈ MPG (US) * 0.42514.

How do I convert MPG (US) to MPG (UK)?

To convert US Miles Per Gallon to Imperial Miles Per Gallon, use the formula: MPG (UK) ≈ MPG (US) * 1.20095.

Conversion Table: Liters per 100 Kilometers to Miles per Gallon (US)

Liters per 100 Kilometers (L/100km)Miles per Gallon (US) (MPG (US))
1235.215
547.043
1023.522
259.409
504.704
1002.352
5000.47
1,0000.235

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