km/L to MPG Converter
Convert kilometers per liter (km/L) to miles per US gallon (MPG) instantly. Type a value — the result updates as you type, and the swap button converts the other way.
km/L to MPG formula
MPG = km/L × 2.35214583
1 kilometer per liter = 2.35 miles per US gallon · 1 mile per US gallon = 0.4251 kilometers per liter
To convert kilometers per liter to miles per US gallon, multiply the value by 2.35214583. For example, 15 km/L:
MPG = 15 × 2.35214583MPG = 35.282188
So 15 km/L = 35.28 MPG.
Mental math shortcut
Quick mental estimate: multiply by 2.35. For 15 km/L that gives about 35.25 MPG — within 1% of the exact answer. Use the exact formula when precision matters.
km/L to MPG conversion table
MPG back to km/L
The same values converted the other way, rounded for everyday use:
| Miles per US gallon | Kilometers per liter |
|---|---|
| 11.76 MPG | 5 km/L |
| 18.82 MPG | 8 km/L |
| 23.52 MPG | 10 km/L |
| 28.23 MPG | 12 km/L |
| 35.28 MPG | 15 km/L |
| 42.34 MPG | 18 km/L |
| 47.04 MPG | 20 km/L |
| 58.8 MPG | 25 km/L |
About the units
Kilometers per liter (km/L)
Kilometers per liter is a fuel-economy unit used in parts of Asia and Latin America.
Miles per US gallon (MPG)
Miles per US gallon is the US fuel-economy unit (higher is better).
Frequently asked questions
How many miles per US gallon are in a kilometer per liter?
One kilometer per liter equals 2.35 miles per US gallon.
What is 15 km/L in MPG?
15 km/L = 35.28 MPG.
How do I convert MPG back to km/L?
Divide the miles per US gallon by 2.35214583.