Convert miles per US gallon to liters per 100 km
Convert miles per US gallon (mpg) to liters per 100 km (L/100 km) with the formula L/100 km = 235.2146 ÷ mpg.
MPG to L/100km formula
L/100 km = 235.2146 ÷ mpg
Divide 235.2146 by the value in mpg. The two figures are inverse: the lower the liters per 100 km, the higher the distance per unit of fuel.
Example: To convert 20 mpg to liters per 100 km: 235.2146 ÷ 20 = 11.7607 L/100 km.
Quick answers
- What is 20 mpg in liters per 100 km?
- 20 mpg = 11.7607 L/100 km
- What is 25 mpg in liters per 100 km?
- 25 mpg = 9.40858 L/100 km
- What is 30 mpg in liters per 100 km?
- 30 mpg = 7.84049 L/100 km
- What is 40 mpg in liters per 100 km?
- 40 mpg = 5.88036 L/100 km
MPG to L/100km conversion table
L/100km to MPG table| miles per US gallon (mpg) | liters per 100 km (L/100 km) |
|---|---|
| 10 mpg | 23.5215 L/100 km |
| 15 mpg | 15.681 L/100 km |
| 18 mpg | 13.0675 L/100 km |
| 20 mpg | 11.7607 L/100 km |
| 22 mpg | 10.6916 L/100 km |
| 25 mpg | 9.40858 L/100 km |
| 28 mpg | 8.40052 L/100 km |
| 30 mpg | 7.84049 L/100 km |
| 32 mpg | 7.35046 L/100 km |
| 35 mpg | 6.72042 L/100 km |
| 40 mpg | 5.88036 L/100 km |
| 45 mpg | 5.22699 L/100 km |
| 50 mpg | 4.70429 L/100 km |
| 60 mpg | 3.92024 L/100 km |
Frequently asked questions
How do I convert miles per US gallon to liters per 100 km?
Divide 235.2146 by the value in mpg. The two figures are inverse: the lower the liters per 100 km, the higher the distance per unit of fuel. To convert 20 mpg to liters per 100 km: 235.2146 ÷ 20 = 11.7607 L/100 km.
Is the MPG to L/100km conversion exact?
Yes. The formula comes from exact definitions of the mile (1,609.344 m) and the US gallon (3.785411784 L); the constant is shown rounded.
Why are US and UK mpg different?
A US gallon is 3.785 L and an imperial gallon is 4.546 L. Because the UK gallon is about 20% larger, the same car gets about 20% more miles per gallon in UK figures.
What is 20 mpg in liters per 100 km?
20 mpg = 11.7607 L/100 km.
How do I convert liters per 100 km back to miles per US gallon?
Divide the same constant by the value: mpg = 235.2146 ÷ L/100 km. The L/100km to MPG page has a converter and a full table.
More fuel economy conversions
- MPG to UK MPG
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- UK MPG to MPG
- UK MPG to KM/L
- KM/L to MPG
- KM/L to UK MPG