42 Mile/Liter to Kilometer/Gallon (US)
Quick answer
42 Mile/Liter (mi/L) equals
255.86525 km/gal
To convert 42 Mile/Liters to Kilometer/Gallon (US)s, multiply by 6.0920297504. Therefore, 42 Mile/Liter (mi/L) equals 255.86525 Kilometer/Gallon (US) (km/gal).
Formula: km/gal = mi/L × 6.0920297504. Calculation: 42 × 6.0920297504 = 255.86525 km/gal.
Convert Mile/Liter (mi/L) to Kilometer/Gallon (US) (km/gal) online with our free unit converter. In fuel economy, 1 mi/L = 6.09203 km/gal. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Mile/Liter to Kilometer/Gallon (US)
- Step 1 — start with the formula. km/gal = mi/L × 6.0920297504
- Step 2 — substitute your figure. 42 mi/L × 6.0920297504
- Step 3 — read the result. 42 mi/L = 255.86525 km/gal
- Step 4 — check it in reverse. mi/L = km/gal × 0.1641489029 returns 42 mi/L, which matches the figure you started with.
Fuel Economy Converter
11 units available
42 mi/L = 255.86525 km/gal
Formula:
km/gal = mi/L × 6.0920297504With your value: 42 mi/L = 255.86524952 km/gal
Other Mile/Liter to Kilometer/Gallon (US) conversions
Mile/Liter to Kilometer/Gallon (US) Conversion Table
| Mile/Liter (mi/L) | Kilometer/Gallon (US) (km/gal) |
|---|---|
| 0.5 | 3.046015 |
| 1 | 6.09203 |
| 2 | 12.18406 |
| 5 | 30.460149 |
| 10 | 60.920298 |
| 15 | 91.380446 |
| 20 | 121.840595 |
| 25 | 152.300744 |
| 50 | 304.601488 |
| 100 | 609.202975 |
| 250 | 1,523.007438 |
| 500 | 3,046.014875 |
| 1000 | 6,092.02975 |
Kilometer/Gallon (US) to Mile/Liter Conversion Table
| Kilometer/Gallon (US) (km/gal) | Mile/Liter (mi/L) |
|---|---|
| 0.5 | 0.082074 |
| 1 | 0.164149 |
| 2 | 0.328298 |
| 5 | 0.820745 |
| 10 | 1.641489 |
| 15 | 2.462234 |
| 20 | 3.282978 |
| 25 | 4.103723 |
| 50 | 8.207445 |
| 100 | 16.41489 |
| 250 | 41.037226 |
| 500 | 82.074451 |
| 1000 | 164.148903 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Mile/Liter (mi/L)
Fuel Economy
Composite of a defined volume and a defined length. US and imperial gallons differ, so mpg figures are not interchangeable between them.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Kilometer/Gallon (US) (km/gal)
Fuel Economy
Composite of a defined volume and a defined length. US and imperial gallons differ, so mpg figures are not interchangeable between them.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Mile/Liter to Kilometer/Gallon (US)
To convert from Mile/Liter (mi/L) to Kilometer/Gallon (US) (km/gal), multiply the value by 6.0920297504.
Formula: km/gal = mi/L × 6.0920297504
Reverse: mi/L = km/gal × 0.1641489029
Step-by-Step Example
- Start with your value in Mile/Liter. For example: 5 mi/L
- Multiply by the conversion factor: 5 x 6.0920297504
- The result is: 30.460149 km/gal
Mile/Liter and Kilometer/Gallon (US) Relationship
This conversion bridges the Metric (SI) and US Customary / Imperial measurement systems, commonly required when translating scientific data, international engineering specifications, or trade standards. Since 1 Mile/Liter equals approximately 6.092 Kilometer/Gallon (US)s, the Mile/Liter represents a larger unit interval than the Kilometer/Gallon (US). Understanding the relationship between Mile/Liter and Kilometer/Gallon (US) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Mile/Liter
The Mile/Liter (symbol: mi/L) is a recognized unit in the Metric (SI) measurement framework, utilized within fuel economy applications for precision and standardized data representation.
Common uses of Mile/Liter: fuel economy calculations, engineering and science, education.
About Kilometer/Gallon (US)
The Kilometer/Gallon (US) (symbol: km/gal) is a recognized unit in the US Customary / Imperial measurement framework, utilized within fuel economy applications for precision and standardized data representation.
Common uses of Kilometer/Gallon (US): fuel economy calculations, engineering and science, education.
Frequently Asked Questions
- What is 42 Mile/Liter in Kilometer/Gallon (US)?
- 42 Mile/Liter equals 255.86525 Kilometer/Gallon (US).
- How many Kilometer/Gallon (US)s are in 1 Mile/Liter?
- There are exactly 6.0920297504 Kilometer/Gallon (US)s in 1 Mile/Liter. This means the conversion factor from Mile/Liter to Kilometer/Gallon (US) is 6.0920297504.
- What is the formula to convert Mile/Liter to Kilometer/Gallon (US)?
- The formula to convert Mile/Liter to Kilometer/Gallon (US) is: km/gal = mi/L × 6.0920297504. For example, to convert 10 Mile/Liters to Kilometer/Gallon (US)s, you would multiply 10 by 6.0920297504.
- What is a Mile/Liter?
- The Mile/Liter (symbol: mi/L) is a recognized unit in the Metric (SI) measurement framework, utilized within fuel economy applications for precision and standardized data representation.
- What is a Kilometer/Gallon (US)?
- The Kilometer/Gallon (US) (symbol: km/gal) is a recognized unit in the US Customary / Imperial measurement framework, utilized within fuel economy applications for precision and standardized data representation.
- What are the common uses of Mile/Liter?
- The Mile/Liter is commonly used in fuel economy calculations, engineering and science, education.
Related Fuel Economy Conversions
Cite this page
UnitConvertLab. (2026). 42 Mile/Liter to Kilometer/Gallon (US). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/42-mile_per_liter-to-km_per_gallon_us