Cubic millimeters (mm³) to US gallons (gal) Conversion
Cubic millimeters
The cubic millimetre is a unit of volume equal to one thousandth of a cubic centimetre (10⁻⁶ L or 10⁻⁹ m³). It is used in precision engineering, optics, and laboratory science for very small volumes. In clinical haematology, blood cell counts and platelet volumes are sometimes expressed in cubic millimetres per unit volume. Gemstone volumes in jewellery are also occasionally measured in cubic millimetres.
US gallons
The US liquid gallon is a unit of volume equal to exactly 3.785411784 litres, used primarily in the United States for fuel sales, beverage containers, and agricultural applications. It is divided into 4 quarts, 8 pints, or 128 fluid ounces. The US gallon is approximately 16.7% smaller than the imperial (UK) gallon — a difference with significant implications in fuel economy comparisons and recipe conversions.
| Cubic millimeters (mm³) | US gallons (gal) |
|---|---|
| 0.1 mm³ | 0.0000000264 gal |
| 1 mm³ | 0.000000264 gal |
| 2 mm³ | 0.000000528 gal |
| 3 mm³ | 0.000000793 gal |
| 5 mm³ | 0.00000132 gal |
| 10 mm³ | 0.00000264 gal |
| 20 mm³ | 0.00000528 gal |
| 30 mm³ | 0.00000793 gal |
| 50 mm³ | 0.0000132 gal |
| 100 mm³ | 0.0000264 gal |
| 1000 mm³ | 0.000264 gal |
Frequently Asked Questions (FAQ)
How many US gallons are in 1 cubic millimeters?
1 cubic millimeters (mm³) is exactly 0.000000264 US gallons (gal).
How do I convert cubic millimeters to US gallons?
Multiply the value in cubic millimeters by 0.000000264 to get the result in US gallons. Or use the converter above — type any number and see the result instantly.