Cubic Centimeter to Gallon (US) Converter

Volume Converter

40 units available

Decimals:

From

To

0.000264

1 cm³ = 0.000264 gal

Formula:

gal = cm³ × 0.0002641721

With your value: 1 cm³ = 0.00026417 gal

How big is that?

Everyday references on a logarithmic scale, all expressed in cubic centimeter so you can sanity-check the result.

Espresso shot (1/33 your value)0.0300 cm³

Soda can (1/3.0 your value)0.330 cm³

Milk carton (1.0× your value)1.00 cm³

Your value1.00 cm³

Kitchen bucket (10× your value)10.0 cm³

Car fuel tank (50× your value)50.0 cm³

Other Cubic Centimeter to Gallon (US) conversions

2 cm³ to gal 3 cm³ to gal 4 cm³ to gal 5 cm³ to gal 6 cm³ to gal 7 cm³ to gal 8 cm³ to gal

Cubic Centimeter to Gallon (US) Conversion Table

Cubic Centimeter (cm³)	Gallon (US) (gal)
0.5	0.000132
1	0.000264
2	0.000528
5	0.001321
10	0.002642
15	0.003963
20	0.005283
25	0.006604
50	0.013209
100	0.026417
250	0.066043
500	0.132086
1000	0.264172

Gallon (US) to Cubic Centimeter Conversion Table

Gallon (US) (gal)	Cubic Centimeter (cm³)
0.5	1,892.705892
1	3,785.411784
2	7,570.823568
5	18,927.05892
10	37,854.11784
15	56,781.17676
20	75,708.23568
25	94,635.2946
50	189,270.5892
100	378,541.1784
250	946,352.946
500	1,892,705.892
1000	3,785,411.784

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Cubic Centimeter (cm³)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Gallon (US) (gal)

Volume

Exact conversion

The US liquid gallon is exactly 231 cubic inches = 3.785 411 784 L.

Source: NIST Handbook 44, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Cubic Centimeter to Gallon (US)

To convert from Cubic Centimeter (cm³) to Gallon (US) (gal), multiply the value by 0.0002641721.

Formula: gal = cm³ × 0.0002641721

Reverse: cm³ = gal × 3,785.411784

Step-by-Step Example

Start with your value in Cubic Centimeter. For example: 5 cm³
Multiply by the conversion factor: 5 x 0.0002641721
The result is: 0.001321 gal

About Cubic Centimeter

The cubic centimeter (cm³) is a unit of volume and capacity. One cubic centimeter equals 0.001 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Gallon (US)

The US gallon equals approximately 3.785 liters and is the standard unit for fuel and large liquid volumes in the United States.

Fun Fact: The US gallon is about 20% smaller than the imperial (UK) gallon.

Common uses: fuel (US), beverages, swimming pools.

Frequently Asked Questions

How many Gallon (US) are in 1 Cubic Centimeter?

There are exactly 0.0002641721 Gallon (US) in 1 Cubic Centimeter. This means the conversion factor from Cubic Centimeter to Gallon (US) is 0.0002641721.

What is the formula to convert Cubic Centimeter to Gallon (US)?

The formula to convert Cubic Centimeter to Gallon (US) is: gal = cm³ × 0.0002641721. For example, to convert 10 Cubic Centimeter to Gallon (US), you would multiply 10 by 0.0002641721.

What is a Cubic Centimeter?