km/L to MPG (US) Converter
15 km/L = 35.282 mpg (US).
Enter a value
Result
1 kilometre per litre =
2.35215 mpg (US)
1 km/L = 2.35215 mpg (US)
L/100 km = 235.215 ÷ mpg (US) · L/100 km = 282.481 ÷ mpg (UK)
The working
- Convert 1 km/L to the base unit (L/100 km): 100.
- Convert that to mpg (US): 2.35215.
1 km/L in every unit
Typical fuel economy
- Small car
- 6.7 L/100km (35 mpg US)
- Family saloon
- 8.4 L/100km (28 mpg US)
- Large SUV
- 11.8 L/100km (20 mpg US)
- Hybrid
- 4.5 L/100km (52 mpg US)
Conversion table
Kilometres per litre to Miles per US gallon
| Kilometres per litre | Miles per US gallon |
|---|---|
| 5 | 11.761 |
| 8 | 18.817 |
| 10 | 23.521 |
| 12 | 28.226 |
| 15 | 35.282 |
| 18 | 42.339 |
| 20 | 47.043 |
| 25 | 58.804 |
| 30 | 70.564 |
Miles per US gallon to Kilometres per litre
| Miles per US gallon | Kilometres per litre |
|---|---|
| 5 | 2.1257 |
| 8 | 3.4011 |
| 10 | 4.2514 |
| 12 | 5.1017 |
| 15 | 6.3772 |
| 18 | 7.6526 |
| 20 | 8.5029 |
| 25 | 10.629 |
| 30 | 12.754 |
Formula and worked example
mpg (US) = km/L × 2.35215
Convert 15 km/L: using mpg (US) = km/L × 2.35215, the result is 35.28 mpg (US).
When you need this
Fuel economy in Japan, India and Latin America is often given in kilometres per litre. Multiply by about 2.352 to get US mpg.
Questions people ask
What is 15 km/L in mpg (US)?
15 km/L is 35.2822 mpg (US).
What is the formula for kilometres per litre to miles per US gallon?
mpg (US) = km/L × 2.35215.
Why can't I just multiply by one number?
One unit measures distance per fuel and the other fuel per distance, so they are reciprocals: doubling one halves the other.
How do I convert miles per US gallon back to kilometres per litre?
Use the reverse conversion: 35.2822 mpg (US) is 15 km/L.
Related conversions
How we calculate this
We use the standard published formula or definition for this calculation, and we show the working so you can check it. Source: NIST Special Publication 811, Guide for the Use of the International System of Units.
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