How to convert cubic centimeters to US gallons
gal = cm³ × 0.0002641720524Multiply the value in cubic centimeters by 0.0002641720524. To go the other way, multiply by 3,785.411784 (or divide by 0.0002641720524).
A cubic centimeter is smaller than an US gallon: it takes 3,785.411784 cubic centimeters to make one US gallon.
Worked examples
- 1 cubic centimeter1 cm³ × 0.0002641720524 = 0.0002641720524 gal
- 5 cubic centimeters5 cm³ × 0.0002641720524 = 0.001320860262 gal
- 10 cubic centimeters10 cm³ × 0.0002641720524 = 0.002641720524 gal
- 20 cubic centimeters20 cm³ × 0.0002641720524 = 0.005283441047 gal
- 100 cubic centimeters100 cm³ × 0.0002641720524 = 0.02641720524 gal
Cubic centimeters to US gallons conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Cubic centimeters (cm³) | US gallons (gal) |
|---|---|
| 0.1 cm³ | 0.000026417205 gal |
| 0.25 cm³ | 0.000066043013 gal |
| 0.5 cm³ | 0.00013208603 gal |
| 1 cm³ | 0.00026417205 gal |
| 2 cm³ | 0.0005283441 gal |
| 3 cm³ | 0.00079251616 gal |
| 4 cm³ | 0.0010566882 gal |
| 5 cm³ | 0.0013208603 gal |
| 6 cm³ | 0.0015850323 gal |
| 7 cm³ | 0.0018492044 gal |
| 8 cm³ | 0.0021133764 gal |
| 9 cm³ | 0.0023775485 gal |
| 10 cm³ | 0.0026417205 gal |
| Cubic centimeters (cm³) | US gallons (gal) |
|---|---|
| 12 cm³ | 0.0031700646 gal |
| 15 cm³ | 0.0039625808 gal |
| 20 cm³ | 0.005283441 gal |
| 25 cm³ | 0.0066043013 gal |
| 30 cm³ | 0.0079251616 gal |
| 40 cm³ | 0.010566882 gal |
| 50 cm³ | 0.013208603 gal |
| 75 cm³ | 0.019812904 gal |
| 100 cm³ | 0.026417205 gal |
| 250 cm³ | 0.066043013 gal |
| 500 cm³ | 0.13208603 gal |
| 1,000 cm³ | 0.26417205 gal |
About the units
Cubic centimeter (cm³)
Identical to a millilitre; used for engine displacement and syringes. One cubic centimeter equals 0.000001 cubic meters (m³).
US gallon (gal)
Defined as 231 cubic inches, exactly 3.785411784 L. US fuel, milk and paint are sold by the gallon. Four quarts or 128 US fluid ounces. One US gallon equals 0.003785411784 cubic meters (m³).
Frequently asked questions
How many US gallons are in one cubic centimeter?
There are 0.0002641720524 US gallons in one cubic centimeter, and this value is exact by definition.
How do I convert cubic centimeters to US gallons?
Multiply the number of cubic centimeters by 0.0002641720524. For example, 10 cm³ × 0.0002641720524 = 0.002641720524 gal.
How many cubic centimeters are in one US gallon?
One US gallon equals 3,785.411784 cubic centimeters. That is the reverse factor, 1 ÷ 0.0002641720524.
What is 10 cubic centimeters in US gallons?
10 cm³ = 0.002641720524 gal.
Is this cm³ to gal converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.
Convert cubic centimeters to other units
- Cubic centimeters to liters
- Cubic centimeters to milliliters
- Cubic centimeters to cubic meters
- Cubic centimeters to cubic feet
- Cubic centimeters to cubic inches
- Cubic centimeters to cubic yards
- Cubic centimeters to imperial gallons
- Cubic centimeters to barrels
Convert other units to US gallons
- Liters to US gallons
- Milliliters to US gallons
- US quarts to US gallons
- US cups to US gallons
- US fluid ounces to US gallons
- US tablespoons to US gallons
- US teaspoons to US gallons
- US pints to US gallons
- Metric cups to US gallons
- Imperial gallons to US gallons
- Imperial pints to US gallons
- Cubic meters to US gallons
- Cubic feet to US gallons
- Cubic inches to US gallons
- Cubic yards to US gallons
- Barrels to US gallons