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Volume

Gallon (US) vs Gallon (UK) vs Liter

Quick reference table for unit conversions with key differences.

Reference Table

Gallon (US)galGallon (UK)gal (UK)LiterL
0.250.20816850.9463529
0.50.41633711.892706
10.83267423.785412
21.6653487.570824
54.16337118.92706
108.32674237.85412
2520.8168594.63529
5041.63371189.2706
10083.26742378.5412
250208.1685946.3529

About These Units

gal

Gallon (US)

Symbol: gal

The US gallon equals 3.785 liters. Used for fuel, beverages, and liquid measurements in the United States.

Used in: United States

gal (UK)

Gallon (UK)

Symbol: gal (UK)

The UK (Imperial) gallon equals 4.546 liters, about 20% larger than the US gallon.

Used in: United Kingdom

L

Liter

Symbol: L

The liter is a metric unit of volume equal to 1,000 milliliters. Widely used for beverages, fuel, and liquid measurements.

Used in: Worldwide

Key Differences

  • 1 gal is equal to 0.8326742 gal (UK).
  • 1 gal is equal to 3.785412 L.
  • 1 gal (UK) is equal to 4.54609 L.

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