Liters to Imperial Gallons Converter

One Liter equals 0.2199692483 Imperial Gallons (1 l = 0.2199692483 imp-gal). Multiply a Liter value by 0.2199692483 to get the equivalent in Imperial Gallons. The calculator is above; the formula and worked examples are below.

Formula

imp-gal = l × 0.2199692483

Multiply the Liter value by 0.2199692483 to get the equivalent value in Imperial Gallons.

Example Conversions

1 Liter (l)

0.2199692483 Imperial Gallon (imp-gal)

5 Liter (l)

1.099846241 Imperial Gallon (imp-gal)

10 Liter (l)

2.199692483 Imperial Gallon (imp-gal)

25 Liter (l)

5.499231207 Imperial Gallon (imp-gal)

100 Liter (l)

21.99692483 Imperial Gallon (imp-gal)

Conversion Table

Common conversion values from Liter to Imperial Gallon
Liter (l)Imperial Gallon (imp-gal)
0.10.02199692483
0.50.1099846241
10.2199692483
20.4399384966
51.099846241
102.199692483
255.499231207
5010.99846241
10021.99692483
25054.99231207
500109.9846241
1000219.9692483

How to Convert Manually

Use these steps to convert Liter values to Imperial Gallon without the calculator.

  1. Write down the value in Liter (l) that you want to convert.
  2. Multiply that value by 0.2199692483.
  3. For example, 10 Liters × 0.2199692483 = 2.199692483 Imperial Gallons.
  4. Label the result as Imperial Gallon (imp-gal).

Relative Size Comparison

1 Liter
1 l
1 Imperial Gallon4.54609 Liters
1 imp-gal

This chart shows the visual difference in size between exactly one Liter and one Imperial Gallon.

About Liter and Imperial Gallon

The liter is exactly one cubic decimeter, a cube 10 cm on each side. Beverages, fuel, and engine displacement are sold and specified in liters across the metric world. The imperial gallon is defined as exactly 4.54609 liters, about 20% larger than the US gallon. UK fuel economy figures (mpg) and older Commonwealth documents use it. One Liter equals 0.2199692483 Imperial Gallons (1 l = 0.2199692483 imp-gal). Liter is used in beverage bottles and cartons and in fuel sales outside the US. Imperial Gallon is used in UK fuel economy figures.

Precision and Rounding:US and imperial volume units share names but differ in size (an imperial gallon is about 20% larger than a US gallon), so confirm which system a figure uses before converting. Kitchen work tolerates rounding to the nearest milliliter or quarter-teaspoon; fuel, chemistry, and brewing need three or more decimal places.

Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).

Worked Example

15Liters equals3.299538724Imperial Gallons.

15 l × 0.2199692483 = 3.299538724 imp-gal

FAQ

How do I convert Liter to Imperial Gallon?

Multiply the Liter value by 0.2199692483 to get the equivalent value in Imperial Gallons.

What is the formula for Liter to Imperial Gallon?

The formula is imp-gal = l × 0.2199692483.

How many Imperial Gallons are in 1 Liter?

1 Liter equals 0.2199692483 Imperial Gallons.

Can I convert Imperial Gallon back to Liter?

Yes. 1 Imperial Gallon equals 4.54609 Liters, and the related converter can reverse the calculation.

What are common names for Liter and Imperial Gallon?

Liter is shown as l and may also be searched as liters, litre, litres. Imperial Gallon is shown as imp-gal and may also be searched as imperial gallons, uk gallons.

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