Miles/Gallon (UK) to Liter/Kilometer Converter

Fuel Economy Converter

11 units available

Decimals:

From

To

2.824811

1 mpg (UK) = 2.824811 L/km

Formula:

L/km = mpg (UK) × 2.8248105278

With your value: 1 mpg (UK) = 2.82481053 L/km

Other Miles/Gallon (UK) to Liter/Kilometer conversions

2 mpg (UK) to L/km 3 mpg (UK) to L/km 4 mpg (UK) to L/km 5 mpg (UK) to L/km 6 mpg (UK) to L/km 7 mpg (UK) to L/km 8 mpg (UK) to L/km

Miles/Gallon (UK) to Liter/Kilometer Conversion Table

Miles/Gallon (UK) (mpg (UK))	Liter/Kilometer (L/km)
0.5	5.649621
1	2.824811
2	1.412405
5	0.564962
10	0.282481
15	0.188321
20	0.141241
25	0.112992
50	0.056496
100	0.028248
250	0.011299
500	0.00565
1000	0.002825

Liter/Kilometer to Miles/Gallon (UK) Conversion Table

Liter/Kilometer (L/km)	Miles/Gallon (UK) (mpg (UK))
0.5	5.649621
1	2.824811
2	1.412405
5	0.564962
10	0.282481
15	0.188321
20	0.141241
25	0.112992
50	0.056496
100	0.028248
250	0.011299
500	0.00565
1000	0.002825

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Miles/Gallon (UK) (mpg (UK))

Fuel Economy

Exact conversion

Composite of a defined volume and a defined length. US and imperial gallons differ, so mpg figures are not interchangeable between them.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Liter/Kilometer (L/km)

Fuel Economy

Exact conversion

Composite of a defined volume and a defined length. US and imperial gallons differ, so mpg figures are not interchangeable between them.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Miles/Gallon (UK) to Liter/Kilometer

This conversion uses an offset formula, so it cannot be described by a single multiplication factor.

Formula: L/km = mpg (UK) × 2.8248105278

Reverse: mpg (UK) = L/km × 2.8248105278

Step-by-Step Example

Start with your value in Miles/Gallon (UK). For example: 5 mpg (UK)
Apply L/km = mpg (UK) × 2.8248105278
The result is: 0.564962 L/km

About Miles/Gallon (UK)

The miles/gallon (uk) (mpg (UK)) is a unit of fuel economy. One miles/gallon (uk) equals 0.354006044 kilometre per litres. UnitConvertLab converts it against every other fuel economy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: fuel economy calculations, engineering and science, education.

About Liter/Kilometer

The liter/kilometer (L/km) is a unit of fuel economy. The liter/kilometer scale is offset from the kilometre per litre scale, so converting it requires both a factor and an offset rather than a single multiplier. UnitConvertLab converts it against every other fuel economy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: fuel economy calculations, engineering and science, education.

Frequently Asked Questions

How many Liter/Kilometer are in 1 Miles/Gallon (UK)?

There are exactly 2.8248105278 Liter/Kilometer in 1 Miles/Gallon (UK).

What is the formula to convert Miles/Gallon (UK) to Liter/Kilometer?

The formula to convert Miles/Gallon (UK) to Liter/Kilometer is: L/km = mpg (UK) × 2.8248105278. For example, to convert 10 Miles/Gallon (UK) to Liter/Kilometer, you would apply the formula to 10.

What is a Miles/Gallon (UK)?