Convert between litres, US gallons, UK gallons, pints, quarts, cups, and fluid ounces. Type in any field for instant conversion.
Fill in the details and
your result appears here.
Enter litres, US gallons, UK gallons, or millilitres and all other units update.
Sweep quickly from 0 to 1,000 litres.
Useful for cooking conversions from US recipe books.
The US gallon and UK (imperial) gallon are different — the UK gallon is about 20% larger. 1 US gallon = 3.785L, 1 UK gallon = 4.546L. Always clarify which gallon is meant in recipes and fuel specs.
1 US gallon = 3.78541 litres. So 5 gallons = 18.927 litres.
Yes — significantly. 1 UK (imperial) gallon = 4.54609 litres. 1 US gallon = 3.78541 litres. The UK gallon is about 20% larger. This matters for fuel economy comparisons.
1 litre = 4.227 US cups (1 US cup = 236.6ml). In practice, 4 cups ≈ 1 litre is close enough for cooking.
US MPG × 1.201 = UK MPG. To convert US MPG to L/100km: divide 235.21 by MPG. So 30 US MPG = 7.84 L/100km.
1 US gallon = 3.78541 litres. 1 UK (imperial) gallon = 4.54609 litres. The two are different — always clarify which gallon is meant.