Capacity

Volume Converter

Convert between litres, gallons, millilitres, and more.

Result

0.264172Gallon US

1 Litre in all units:

ml1000
l1
m30.001
tsp202.884
tbsp67.6279
floz33.8141
cup4.16667
pt2.11338
qt1.05669
gal0.264172

What is the Volume Converter?

A volume converter is a tool that transforms measurements of three-dimensional space from one unit system to another. Volume measures how much space a liquid, gas, or solid object occupies, expressed in units like litres (L), millilitres (mL), gallons (US/UK), cubic inches, cubic feet, and cubic metres. The converter performs the mathematical conversion instantly without manual calculation.

How it works

Enter a volume value and select its unit. The tool applies the conversion factor for that unit and displays the equivalent in all other common volume units. For example, 1 litre equals 0.264172 US gallons, or 1 US gallon equals 3.78541 litres. The converter uses standardized conversion ratios defined by international measurement systems, so results are always accurate to at least four decimal places.

Examples

InputResultNotes
1000 millilitres1 litre, 0.264172 US gallons, 0.219969 UK gallons, 61.024 cubic inchesCommon cooking conversion: 1 L is just under a quart
5 US gallons18.927 litres, 5.226 imperial gallons, 1157.625 cubic inches, 0.0189 cubic metresTypical bucket or fuel can size
1 cubic metre1000 litres, 264.172 US gallons, 35.315 cubic feet, 1000000 millilitresStorage, water tanks, or construction volumes

How to use the Volume Converter

  1. Enter the volume amount you want to convert in the input field
  2. Select the unit of measurement you're converting from (e.g., litres, gallons, millilitres)
  3. View instant results in all other common volume units
  4. Copy any result or adjust the input to recalculate
  5. Use the results for recipes, tank sizing, shipping estimates, or engineering specifications

Benefits

  • Instant conversions between 15+ volume units with no manual maths
  • Works across imperial (US/UK gallons, pints), metric (litres, millilitres), and cubic measurements
  • Supports both everyday kitchen volumes and industrial-scale measurements
  • Results are precise to 4+ decimal places for engineering and scientific use
  • Free, no sign-up, no ads—works on desktop and mobile browsers
  • Handles fractional and decimal inputs for real-world precision

Tips & common mistakes

Common mistakes

  • Confusing US and UK gallons (US gallon = 3.785 L; UK gallon = 4.546 L)—always verify which is needed
  • Forgetting to account for fluid ounces vs. weight ounces when dealing with volume—this tool covers volume only
  • Entering very large numbers without decimal places and reading as different units (e.g., 5000 mL vs 5 L)
  • Assuming volume units scale linearly (e.g., 1 cubic metre = 1000 litres, not 1 metre = 1 litre)

Tips

  • Bookmark this tool if you regularly convert between imperial and metric units for recipes, shipping, or manufacturing
  • For tank or container sizing, always round UP to the nearest standard size to avoid overfill
  • When cooking, remember that 1 litre is slightly less than a quart, so adjust recipe scaling carefully
  • For large industrial conversions, check whether local regulations require imperial or metric units before finalizing

Frequently asked questions

What's the difference between a US gallon and a UK gallon?

A US gallon is 3.785 litres, while a UK gallon (imperial) is 4.546 litres. The UK version is about 20% larger. Always check which is required for recipes, fuel, or legal compliance.

How many millilitres are in a litre?

Exactly 1000 millilitres equals 1 litre. This is a fixed metric ratio, so conversion is straightforward.

What's the difference between volume and capacity?

In everyday use, they mean the same thing—how much space something holds. Technically, volume is the space an object occupies, while capacity is how much it can contain; this tool handles both.

Can I convert cups to litres?

Yes. 1 US cup = 236.588 mL (about 0.237 L). If your converter includes cups, enter the cup value and select the unit; if not, manually use this ratio (cups × 0.236 = litres).

Is this converter accurate for chemistry or engineering?

Yes, conversions are accurate to 4+ decimal places. For regulatory or safety-critical applications, cross-check against official standards.

How do I convert from cubic feet to litres?

1 cubic foot = 28.317 litres. Enter the cubic feet value and the converter will display litres instantly.

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FreeTooz Editorial Team · Last reviewed July 2026

Reviewed for accuracy. Results are estimates for general information and are not professional (medical, financial or legal) advice.