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Liters to Gallons Converter

Convert liters to US gallons and gallons to liters instantly. Bidirectional volume converter with formula and common values.

L

Gallons

5.2834

gal

20 L = 5.2834 gal

gal = L × 0.264172

Liters to Gallons: 1 L equals 0.264172 gal. To convert liters to gallons, multiply by 0.264172 (gal = L × 0.264172). For example, 10 L = 2.64172 gal.

How to Convert Liters to Gallons

To convert from liters to gallons, multiply the value by 0.264172. The conversion is linear, meaning doubling the input doubles the output.

Conversion Formula

  • Liters to Gallons: gal = L × 0.264172
  • Gallons to Liters: L = gal ÷ 0.264172

Liters to Gallons Conversion Chart

Liters (L)Gallons (gal)
0.10.026417
0.250.066043
0.50.132086
10.264172
20.528344
30.792516
51.32086
102.64172
205.28344
256.6043
5013.2086
10026.4172
25066.043
1000264.172

Understanding the Units

What is a Liter?

A liter is a non-SI unit accepted for use with SI; equal to exactly 1 cubic decimeter, or 1,000 cubic centimeters.

From the French litre, originally based on a 1795 measure of one cubic decimetre.

Common contexts: beverages, fuel, cooking.

What is a Gallon?

The US liquid gallon equals exactly 3.785411784 liters; the imperial (UK) gallon equals 4.54609 liters.

From the Old Northern French galun, originally a wine measure.

Common contexts: fuel, milk, paint.

Real-World Reference Points

Item Liters (L) Gallons (gal)
Standard water bottle0.50.1321
Carton of milk10.2642
Gas tank (small car)4511.8877

How to Convert Liters to Gallons

To convert liters to US gallons, multiply by 0.264172. The liter is the metric unit of volume, while the US gallon equals 231 cubic inches or 3.785 liters.

Conversion Formula

  • Liters to Gallons: gal = L × 0.264172
  • Gallons to Liters: L = gal ÷ 0.264172

Common Conversions

LitersGallons
20.5283
3.7851.0000
51.3209
82.1134
153.9626
205.2834
5013.2086

Practical Uses

This conversion is common when comparing fuel tank sizes, beverage volumes, or cooking quantities between metric and US customary systems. European car specs list tank capacity in liters, while US drivers think in gallons.

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FAQ

How many gallons are in a liter?

One liter equals approximately 0.264172 US gallons.

How do I convert liters to gallons?

Multiply the number of liters by 0.264172. For example, 5.3 liters × 0.264172 = 1.4001 gallons.

What is the difference between US and Imperial gallons?

A US gallon is 3.785 liters while an Imperial gallon is 4.546 liters. This converter uses US gallons, which are the standard in the United States.

How many liters fit in a US gallon?

One US gallon holds exactly 3.785411784 liters, defined as 231 cubic inches.

How many gallons are in 1 liter?

1 L equals 0.264172 gal.

How do you convert liters to gallons?

Multiply the liter value by 0.264172. Formula: gal = L × 0.264172.

How many gallons are in 5 liters?

5 L = 1.32086 gal.

How do you convert gallons back to liters?

Use the inverse formula: L = gal ÷ 0.264172. For example, 1 gal = 3.785413 L.

What is the difference between Liter and Gallon?

A liter is a non-SI unit accepted for use with SI; equal to exactly 1 cubic decimeter, or 1,000 cubic centimeters. The US liquid gallon equals exactly 3.785411784 liters; the imperial (UK) gallon equals 4.54609 liters.