gallons to litres

Gallons to Litres Converter

Need to convert gallons to litres quickly and accurately? Our free Gallons to Litres Converter gives instant results as you type — perfect for fuel, tanks, liquids, transport, engineering and everyday volume measurements.

Whether you are converting:

• 1 gallon to litres
• fuel volumes
• tank capacities
• liquid measurements
• vehicle fuel data
• engineering specifications
• UK and US gallon conversions

…our calculator makes it simple.

What Is a Gallon?

A gallon is a unit of volume used for liquids. UK gallons and US gallons are different sizes, so choosing the correct type is important for accuracy.

• UK gallons are also known as imperial gallons
• US gallons are commonly used in the United States
• Gallons are often used for fuel and tank capacity
• UK and US gallons are not the same
• This calculator supports both UK and US gallons

What Is a Litre?

A litre (L) is a metric unit of volume commonly used across:

• fuel measurements
• liquid volumes
• tank capacities
• automotive specifications
• engineering references
• international product data

Gallons to Litres Formula

To convert UK gallons to litres:

Litres=UK Gallons×4.54609

To convert US gallons to litres:

Litres=US Gallons×3.78541

Example:

1 UK gallon = 4.54609 litres

Common Gallons to Litres Conversions

Gallons Litres
1 UK gal 4.54609 litres
1 US gal 3.78541 litres
5 UK gal 22.7305 litres
5 US gal 18.9271 litres
10 UK gal 45.4609 litres
10 US gal 37.8541 litres
50 UK gal 227.305 litres
50 US gal 189.271 litres

Why Use Our Gallons to Litres Calculator?

• Instant live conversion
• Supports UK and US gallons
• Mobile friendly
• Accurate calculations
• Simple dark-mode design
• Works on all devices
• Popular Gallons to Litres Searches

People often search for:

• 1 gallon in litres
• 5 gallons to litres
• 10 gallons in litres
• UK gallons to litres
• US gallons to litres
• fuel gallons to litres
• tank capacity gallons to litres

Our converter is designed to answer these instantly.

Fuel & Transport Uses

Gallons to litres conversions are commonly used for:

• fuel volume comparisons
• vehicle fuel economy checks
• tank capacity conversions
• marine fuel calculations
• transport planning
• international vehicle specifications
• engineering volume references
• Liquid & Tank Uses

This converter is also useful for:

• water tank measurements
• oil and fluid volumes
• industrial storage tanks
• product specifications
• imported vehicle data
• international liquid conversions

Use WhatsThisIn.com to convert volume measurements instantly with precision.