Liters to Gallons (US) (L to gal)

What Is Liters TO Gallons (US)?

To convert liters to US gallons, multiply the liter value by 0.264172. One liter equals approximately 0.264 US gallons. The formula is gallons = liters x 0.264172. For example, 10 liters equals about 2.642 gallons. This conversion is essential when comparing fuel economy between countries — European cars report fuel consumption in liters per 100 km, while Americans measure in miles per gallon. A car with a 50-liter fuel tank holds about 13.21 US gallons. In brewing and winemaking, recipes from metric countries specify ingredients in liters, and American brewers need gallon equivalents for their equipment. Home aquarium enthusiasts frequently convert between liters and gallons when shopping for tanks — a popular 200-liter aquarium holds about 52.83 gallons. The US gallon (128 fluid ounces, 3785.41 mL) differs from the imperial gallon used in the UK (160 fluid ounces, 4546.09 mL), so always confirm which gallon system is intended.

Formula

To convert liters to US gallons, multiply by 0.264172. This factor comes from the definition: 1 US gallon = 3785.41 mL = 3.78541 liters. The reciprocal is 1/3.78541 = 0.264172. Worked example: 20 liters x 0.264172 = 5.283 gallons. For quick mental math, divide the liter value by 4 and add about 5% — for 20 liters, 20/4 = 5, plus 5% gives 5.25, close to the actual 5.28.

Best For:

• Comparing fuel tank sizes and fuel economy between metric and imperial countries
• Converting European brewing recipes from liters to gallons for American home brewers
• Sizing aquariums and fish tanks sold in liters for the US gallon market
• Calculating pool chemical dosages when volume is listed in liters but products are measured per gallon
• Translating international beverage production volumes to US gallon equivalents

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