convertimate Fuel economy

Miles per US gallon to kilometers per liter

Type a value in mpg (US) to get it in km/L instantly.

12.75km/L

That's 1.06× as economical as a family car, while a compact car is 1.33× better. On a 50-liter tank, that is about 637.7 km of range.

What it means

How far on one tank?

Range assumes a 50-liter tank. US and UK gallons differ, so always check which mpg a figure means.

The math

How to convert mpg (US) to km/L

To convert miles per US gallon to kilometers per liter, multiply by 0.425144.

Example: 30 mpg (US) × 0.425144 = 12.7543 km/L.

In the other direction, 1 km/L = 2.35215 mpg (US).

Every unit

Your fuel economy in every unit

Tables

mpg (US) to km/L conversion table

mpg (US) to km/L conversion table
mpg (US)km/L
5 mpg (US)2.12572 km/L
6 mpg (US)2.55086 km/L
7 mpg (US)2.97601 km/L
8 mpg (US)3.40115 km/L
9 mpg (US)3.82629 km/L
10 mpg (US)4.25144 km/L
12 mpg (US)5.10172 km/L
15 mpg (US)6.37716 km/L
20 mpg (US)8.50287 km/L
25 mpg (US)10.6286 km/L
30 mpg (US)12.7543 km/L
35 mpg (US)14.88 km/L
40 mpg (US)17.0057 km/L
50 mpg (US)21.2572 km/L
60 mpg (US)25.5086 km/L
km/L to mpg (US) conversion table
km/L to mpg (US) conversion table
km/Lmpg (US)
5 km/L11.7607 mpg (US)
6 km/L14.1129 mpg (US)
7 km/L16.465 mpg (US)
8 km/L18.8172 mpg (US)
9 km/L21.1693 mpg (US)
10 km/L23.5215 mpg (US)
12 km/L28.2257 mpg (US)
15 km/L35.2822 mpg (US)
20 km/L47.0429 mpg (US)
25 km/L58.8036 mpg (US)
30 km/L70.5644 mpg (US)
35 km/L82.3251 mpg (US)
40 km/L94.0858 mpg (US)
50 km/L117.607 mpg (US)
60 km/L141.129 mpg (US)

Quick answers

Quick answers

How many km/L is 1 mpg (US)?
1 mpg (US) is 0.425144 km/L.
How many km/L is 10 mpg (US)?
10 mpg (US) is 4.25144 km/L.
How many km/L is 30 mpg (US)?
30 mpg (US) is 12.7543 km/L.

The units

About these units

Miles per US gallon (mpg (US))

US mpg uses the 3.785-liter US gallon. A US figure is always about 17% lower than the UK figure for the same car.

Kilometers per liter (km/L)

Kilometers per liter says how far you travel on one liter. India, Japan and much of Asia rate cars this way; bigger numbers are better.

Learn more about fuel economy units

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