Miles per Gallon (US) Conversion Calculator

Enter a value in miles per gallon (US) below to convert to another unit of fuel economy.


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Do you want to convert miles per gallon (US) to kilometers per liter?

What Are Miles per Gallon (US)?

Miles per gallon (US) are a measurement of fuel economy.

Miles per gallon (US) can be abbreviated as mpg (US), and are also sometimes abbreviated as mpg. For example, 1 mile per gallon (US) can be written as 1 mpg (US) or 1 mpg.

Try our gas mileage calculator to calculate the efficiency in mpg.

How Much Is a Mile per Gallon (US)?

Miles per gallon is the distance traveled in miles consuming just one gallon of fuel.

When evaluating fuel efficiency, the more miles per gallon, the more fuel efficient a vehicle is and the less fuel consumed. Thus, the higher the mpg rating of a vehicle the less fuel it will consume.

How to Convert Miles per Gallon (US)

To convert miles per gallon (US) to another unit of fuel economy, you need to multiply the value by a conversion factor. A conversion factor is a numerical value used to change the units of a measurement without changing the value.[1]

You can find the conversion factors for miles per gallon (US) in the conversion table below.

Then, multiply the fuel economy measurement by the conversion factor to find the equivalent value in the desired unit of measurement.

miles per gallon (US) × conversion factor = result

You can also use a calculator, such as one of the converters below, for the conversion.

Miles per Gallon (US) Conversion Table

Common miles per gallon (US) values and equivalent imperial and metric fuel economy measurements
miles per gallon (US) kilometers per liter liters per 100 kilometers miles per gallon (UK)
1 mpg (US) 0.425144 km/L 235.2145 L/100km 1.200951 mpg (UK)
2 mpg (US) 0.850288 km/L 117.60725 L/100km 2.401901 mpg (UK)
3 mpg (US) 1.275432 km/L 78.404833 L/100km 3.602852 mpg (UK)
4 mpg (US) 1.700575 km/L 58.803625 L/100km 4.803802 mpg (UK)
5 mpg (US) 2.125719 km/L 47.0429 L/100km 6.004753 mpg (UK)
6 mpg (US) 2.550863 km/L 39.202417 L/100km 7.205704 mpg (UK)
7 mpg (US) 2.976007 km/L 33.602071 L/100km 8.406654 mpg (UK)
8 mpg (US) 3.401151 km/L 29.401813 L/100km 9.607605 mpg (UK)
9 mpg (US) 3.826295 km/L 26.134944 L/100km 10.808556 mpg (UK)
10 mpg (US) 4.251439 km/L 23.52145 L/100km 12.009506 mpg (UK)
11 mpg (US) 4.676582 km/L 21.383136 L/100km 13.210457 mpg (UK)
12 mpg (US) 5.101726 km/L 19.601208 L/100km 14.411407 mpg (UK)
13 mpg (US) 5.52687 km/L 18.093423 L/100km 15.612358 mpg (UK)
14 mpg (US) 5.952014 km/L 16.801036 L/100km 16.813309 mpg (UK)
15 mpg (US) 6.377158 km/L 15.680967 L/100km 18.014259 mpg (UK)
16 mpg (US) 6.802302 km/L 14.700906 L/100km 19.21521 mpg (UK)
17 mpg (US) 7.227446 km/L 13.836147 L/100km 20.416161 mpg (UK)
18 mpg (US) 7.652589 km/L 13.067472 L/100km 21.617111 mpg (UK)
19 mpg (US) 8.077733 km/L 12.379711 L/100km 22.818062 mpg (UK)
20 mpg (US) 8.502877 km/L 11.760725 L/100km 24.019012 mpg (UK)

Miles per Gallon (US) Conversion Calculators

You can also convert fuel economy using one of our miles per gallon (US) converters below.


  1. National Institute of Standards & Technology, Unit Conversion,

Other Fuel Economy Units