US gallons per 100 miles fuel economy unit.
US gallons per 100 miles to Liters per kilometer Converter — gal/100 mi to L/km
Convert US gallons per 100 miles (gal/100 mi) to Liters per kilometer (L/km) using the exact conversion factor (1 us gallons per 100 miles = 0.0235214583 liters per kilometer). See the formula, worked examples, and conversion table.
US gallons per 100 miles to Liters per kilometer converter
Converter
Fuel Economy Converter
Convert MPG, km/L, L/100 km, and related transport fuel economy units.
Context values
Some unit families need one extra value for a physically accurate result.
Liters per kilometer fuel economy unit.
Normalize fuel economy to distance per volume, inverting consumption units when needed.
Fuel economy supports both distance-per-volume and volume-per-distance units.
Reserved above the conversion cards and below the converter.
About Converting US gallons per 100 miles to Liters per kilometer
US gallons per 100 miles and Liters per kilometer are two of the ways the world measures fuel efficiency, and converting between them is essential for comparing a US car's window-sticker rating to a European or Asian one. Specifically: US gallons per 100 miles fuel economy unit, and liters per kilometer fuel economy unit.
Formula
Fuel economy formulas invert between distance-per-volume and volume-per-distance units as needed.
Efficiency-style units (like mpg or km/L) and consumption-style units (like L/100 km) measure the same underlying thing from opposite directions, so converting between the two families requires a reciprocal, not just a multiplication factor.
Simple example
1 gal/100 mi × 0.02352145833 = 0.0235214583 L/km
1 us gallons per 100 miles = 0.0235214583 liters per kilometer.
Real-world example
30 gal/100 mi × 0.02352145833 = 0.70564375 L/km
30 us gallons per 100 miles = 0.70564375 liters per kilometer.
Conversion table
| US gallons per 100 miles (gal/100 mi) | Liters per kilometer (L/km) |
|---|---|
| 10 gal/100 mi | 0.2352145833 L/km |
| 20 gal/100 mi | 0.4704291667 L/km |
| 30 gal/100 mi | 0.70564375 L/km |
| 40 gal/100 mi | 0.9408583333 L/km |
| 50 gal/100 mi | 1.176072917 L/km |
| 60 gal/100 mi | 1.4112875 L/km |
Reverse conversion: Liters per kilometer to US gallons per 100 miles
0.0235214583 L/km × 42.51437074 = 0.9999999986 gal/100 mi
0.0235214583 liters per kilometer = 0.9999999986 us gallons per 100 miles.
Fuel economy formulas invert between distance-per-volume and volume-per-distance units as needed.
For a page dedicated to this direction, see Liters per kilometer to US gallons per 100 miles.
Understanding the US gallons per 100 miles (gal/100 mi)
US gallons per 100 miles fuel economy unit.
Understanding the Liters per kilometer (L/km)
Liters per kilometer fuel economy unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many liters per kilometer are in 1 us gallons per 100 miles?
1 us gallons per 100 miles equals 0.0235214583 liters per kilometer, using the exact defined conversion factor rather than an estimate.
How do I convert us gallons per 100 miles to liters per kilometer?
Fuel economy units sometimes need inversion rather than simple multiplication — the converter above and the formula section handle this automatically.
How do I convert liters per kilometer back to us gallons per 100 miles?
Use the reverse factor: 1 liters per kilometer equals 42.51437074 us gallons per 100 miles. You can also use the swap control in the converter above to flip the direction instantly.
What is a us gallons per 100 miles?
US gallons per 100 miles (gal/100 mi) is a unit of fuel economy.
What is a liters per kilometer?
Liters per kilometer (L/km) is a unit of fuel economy.
Is the us gallons per 100 miles to liters per kilometer conversion exact?
Yes. Both us gallons per 100 miles and liters per kilometer are defined by fixed standards rather than physical artifacts, so the factor of 0.02352145833 used above is exact to as many digits as you choose to display.