How to convert km per liter to MPG (US)
Kilometers per Liter and MPG (US) are related by a formula rather than a single factor. Fuel economy conversions let you compare cars rated in different countries. Note that L/100 km is an inverse measure — lower is better.
Kilometers per Liter to MPG (US) conversion table
| Kilometers per Liter (km/L) | MPG (US) (mpg) |
|---|---|
| 3 km/L | 7.0564375 mpg |
| 5 km/L | 11.7607291667 mpg |
| 8 km/L | 18.8171666667 mpg |
| 10 km/L | 23.5214583333 mpg |
| 15 km/L | 35.2821875 mpg |
| 20 km/L | 47.0429166667 mpg |
| 25 km/L | 58.8036458333 mpg |
| 30 km/L | 70.564375 mpg |
| 40 km/L | 94.0858333333 mpg |
| 50 km/L | 117.607291667 mpg |
About the units
Kilometers per Liter (km/L)
Kilometers per liter is how far a vehicle travels on one liter of fuel.
MPG (US) (mpg)
US miles per gallon is miles traveled per US gallon (3.785 L) of fuel.
How to use this converter
- Type the number of km per liter (km/L) in the input box.
- The result in MPG (US) appears instantly — no button needed.
- See the same value in every other fuel economy unit just below.
- Use “Swap units” to convert MPG (US) back to km per liter.
When you’ll use the kilometers per liter to mpg (us) conversion
Converting km per liter to mpg comes up more often than you might expect — for example when reading European L/100 km figures, estimating trip fuel use, or comparing a car rated abroad with one at home. Type your number once and you get the exact answer plus every related unit, so you don’t need to convert twice.
Watch out for these mix-ups
- L/100 km goes down as efficiency improves; mpg goes up.
- UK mpg uses the larger imperial gallon, so UK figures look higher.
Tips for better results
- Double-check which system a unit belongs to (for example US vs UK gallons).
- Use the swap button to convert in the opposite direction instantly.
- Bookmark the conversions you use most — each pair has its own page.
Frequently asked questions
How many MPG (US) are in one kilometers per liter?
2.35214583333 mpg corresponds to 1 km/L. Because this scale uses an offset or an inverse relationship, there is no single multiplication factor — use the formula above.
How do I convert km per liter to MPG (US)?
Apply the formula shown on this page, or enter your value in the converter for an instant exact answer.
What is 25 km/L in mpg?
25 km/L = 58.8036458333 mpg. Also, 10 km/L = 23.5214583333 mpg and 40 km/L = 94.0858333333 mpg.
What is the difference between a kilometers per liter and a mpg (us)?
Kilometers per liter is how far a vehicle travels on one liter of fuel. US miles per gallon is miles traveled per US gallon (3.785 L) of fuel.
Is this tool free and private?
Yes — the Kilometers per Liter to MPG (US) is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
Related tools
📬 Get new tools first — free
Join Taurang to hear about new calculators, converters and features. No spam; unsubscribe anytime.