Deciliter to Gallon (UK) Converter

Volume Converter

40 units available

Decimals:

From

To

0.021997

1 dL = 0.021997 gal (UK)

Formula:

gal (UK) = dL × 0.0219969248

With your value: 1 dL = 0.02199692 gal (UK)

How big is that?

Everyday references on a logarithmic scale, all expressed in deciliter so you can sanity-check the result.

Milk carton (1/1.0e+2 your value)0.0100 dL

Kitchen bucket (1/10 your value)0.100 dL

Car fuel tank (1/2.0 your value)0.500 dL

Your value1.00 dL

Bathtub (2.0× your value)2.00 dL

Hot tub (15× your value)15.0 dL

Other Deciliter to Gallon (UK) conversions

2 dL to gal (UK)3 dL to gal (UK)4 dL to gal (UK)5 dL to gal (UK)6 dL to gal (UK)7 dL to gal (UK)8 dL to gal (UK)

Deciliter to Gallon (UK) Conversion Table

Deciliter (dL)	Gallon (UK) (gal (UK))
0.5	0.010998
1	0.021997
2	0.043994
5	0.109985
10	0.219969
15	0.329954
20	0.439938
25	0.549923
50	1.099846
100	2.199692
250	5.499231
500	10.998462
1000	21.996925

Gallon (UK) to Deciliter Conversion Table

Gallon (UK) (gal (UK))	Deciliter (dL)
0.5	22.73045
1	45.4609
2	90.9218
5	227.3045
10	454.609
15	681.9135
20	909.218
25	1,136.5225
50	2,273.045
100	4,546.09
250	11,365.225
500	22,730.45
1000	45,460.9

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.

Deciliter (dL)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

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

Gallon (UK) (gal (UK))

Volume

Exact conversion

The imperial gallon is exactly 4.546 09 L (Weights and Measures Act 1985).

Source: NIST Handbook 44, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices

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

How to Convert Deciliter to Gallon (UK)

To convert from Deciliter (dL) to Gallon (UK) (gal (UK)), multiply the value by 0.0219969248.

Formula: gal (UK) = dL × 0.0219969248

Reverse: dL = gal (UK) × 45.4609

Step-by-Step Example

Start with your value in Deciliter. For example: 5 dL
Multiply by the conversion factor: 5 x 0.0219969248
The result is: 0.109985 gal (UK)

About Deciliter

The deciliter (dL) is a unit of volume and capacity. One deciliter equals 0.1 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Gallon (UK)

The imperial gallon equals exactly 4.54609 litres, about 20% larger than the US gallon — a frequent source of fuel-economy confusion.

Common uses: UK fuel figures, brewing, older recipes.

Frequently Asked Questions

How many Gallon (UK) are in 1 Deciliter?

There are exactly 0.0219969248 Gallon (UK) in 1 Deciliter. This means the conversion factor from Deciliter to Gallon (UK) is 0.0219969248.

What is the formula to convert Deciliter to Gallon (UK)?

The formula to convert Deciliter to Gallon (UK) is: gal (UK) = dL × 0.0219969248. For example, to convert 10 Deciliter to Gallon (UK), you would multiply 10 by 0.0219969248.

What is a Deciliter?