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MPG to km/L Converter

Convert miles per gallon to kilometers per liter and km/L to MPG instantly. Fuel economy unit converter.

Miles per Gallon to Kilometers per Liter: 1 mpg equals 0.425144 km/L. To convert miles per gallon to kilometers per liter, multiply by 0.425144 (km/L = mpg × 0.425144). For example, 10 mpg = 4.25144 km/L.

30 mpg = 12.75 km/L

km/L = mpg × 0.425144

How to Convert Miles per Gallon to Kilometers per Liter

To convert from miles per gallon to kilometers per liter, multiply the value by 0.425144. The conversion is linear, meaning doubling the input doubles the output.

Conversion Formula

  • Miles per Gallon to Kilometers per Liter: km/L = mpg × 0.425144
  • Kilometers per Liter to Miles per Gallon: mpg = km/L ÷ 0.425144
Miles per Gallon to Kilometers per Liter conversion scale — a dual ruler showing 1 mpg equals .4251 km/L.
Miles per Gallon to Kilometers per Liter conversion scale (mpg to km/L).

Miles per Gallon to Kilometers per Liter Conversion Chart

Miles per Gallon (mpg)Kilometers per Liter (km/L)
0.10.042514
0.250.106286
0.50.212572
10.425144
20.850288
31.275432
52.12572
104.25144
208.50288
2510.6286
5021.2572
10042.5144
250106.286
1000425.144

Related

km/L to L/100km Converter

Convert kilometers per liter to liters per 100 kilometers.

L/100km to km/L Converter

Convert liters per 100 kilometers to kilometers per liter.

L/100km to MPG Converter

Convert liters per 100 kilometers to miles per gallon and MPG to L/100km.

MPG to L/100km Converter

Convert miles per gallon to liters per 100 kilometers and L/100km to MPG.

US MPG to UK MPG Converter

Convert US miles per gallon to UK miles per gallon (imperial).

UK MPG to km/L Converter

Convert UK miles per gallon to kilometers per liter.

FAQ

How many km/L is 1 MPG?

1 US MPG equals approximately 0.425144 km/L. Both units measure distance per unit of fuel, so the conversion is a simple multiplication.

Why is this conversion a direct multiplication unlike MPG to L/100km?

Both MPG and km/L measure distance traveled per unit of fuel consumed. They are directly proportional, just using different distance and volume units.

What is a good km/L rating?

A fuel-efficient sedan typically achieves 15-20 km/L. Hybrids can reach 20-25 km/L, while performance vehicles may get 5-10 km/L.

Which countries use km/L?

Japan, India, and several South American and Asian countries use km/L as their primary fuel economy metric.

How many kilometers per liter are in 1 miles per gallon?

1 mpg equals 0.425144 km/L.

How do you convert miles per gallon to kilometers per liter?

Multiply the miles per gallon value by 0.425144. Formula: km/L = mpg × 0.425144.

How many kilometers per liter are in 5 miles per gallon?

5 mpg = 2.12572 km/L.

How do you convert kilometers per liter back to miles per gallon?

Use the inverse formula: mpg = km/L ÷ 0.425144. For example, 1 km/L = 2.352144 mpg.