UK gallons (imp gal) to Liters (L) Conversion
UK gallons
The UK imperial gallon is a unit of volume equal to exactly 4.54609 litres, defined by the UK Weights and Measures Act 1985. It is approximately 20% larger than the US liquid gallon. The imperial gallon is still used in the United Kingdom, Ireland, and several Commonwealth countries for fuel sales, and in aviation for fuel loading in older aircraft. Four imperial quarts, eight imperial pints, or 160 imperial fluid ounces make one imperial gallon.
Liters
The litre is a unit of volume equal to exactly one cubic decimetre (0.001 m³) and is the most widely used unit for measuring liquids in everyday life, food production, and chemistry. One litre of pure water at 4 °C has a mass of exactly 1 kilogram — an elegant relationship connecting volume and mass in the metric system. The litre is subdivided into 1,000 millilitres.
| UK gallons (imp gal) | Liters (L) |
|---|---|
| 0.1 imp gal | 0.454609 L |
| 1 imp gal | 4.54609 L |
| 2 imp gal | 9.09218 L |
| 3 imp gal | 13.63827 L |
| 5 imp gal | 22.73045 L |
| 10 imp gal | 45.4609 L |
| 20 imp gal | 90.9218 L |
| 30 imp gal | 136.3827 L |
| 50 imp gal | 227.3045 L |
| 100 imp gal | 454.609 L |
| 1000 imp gal | 4546.09 L |
Frequently Asked Questions (FAQ)
How many liters are in 1 UK gallons?
1 UK gallons (imp gal) is exactly 4.5461 liters (L).
How do I convert UK gallons to liters?
Multiply the value in UK gallons by 4.5461 to get the result in liters. Or use the converter above — type any number and see the result instantly.