Convert Volume from Gallons to Cubic Centimeters (gal to cm³)

Gallon to Cubic Centimeter Conversion Formula

Example

Let's convert 5 Gallon (gal) to Cubic Centimeter (cm³).

Using the formula:

Therefore, 5 Gallon (gal) is equal to 18927.05897700559294 Cubic Centimeter (cm³).

How many gallons are in one cubic centimeter? One Cubic Centimeter (cm³) contains 0.0002641720515625 Gallons (gal) — the inverse of the factor above. Multiplying by 3785.411795401118588 takes you from gallons to cubic centimeters; multiplying by 0.0002641720515625 brings you back.

Put in words: one gallon equals 3785.411795401118588 cubic centimeters, so the gallon is the larger unit of this pair. Converting between them never changes the amount of volume being measured — only the size of the unit you count it in.

What is a Gallon (gal)?

A gallon (gal) is a unit of volume, most commonly associated with the imperial and US customary systems of measurement.

It is equal to 128 Fluid Ounces (fl-oz).

What's the Difference Between a US Gallon and an Imperial Gallon?

A common point of confusion is the difference between the US gallon and the imperial gallon (used in the UK and other Commonwealth nations).

They are not the same size!

• The US Gallon is smaller, defined as 231 cubic inches, which is approximately 3.785 liters.
• The Imperial Gallon is larger, equivalent to about 4.546 liters.

This difference stems from historical definitions that were standardized differently in the US and Britain during the 18th and 19th centuries.

So, if you're comparing fuel efficiency, remember that "miles per gallon" ratings are based on different-sized gallons!

Where Does the Word "Gallon" Come From?

The word "gallon" has a rich history, tracing its roots back through several languages.

It originates from the Old Northern French word galon, which referred to a liquid measure.

This term is believed to have originated from the Gallo-Roman word gallēta, meaning a "pail" or "bucket." The ultimate origin likely goes back to a Celtic word, highlighting the unit's long-standing use in European trade and daily life for centuries.

What is a "Dry" Gallon?

While we typically associate the gallon with liquids, there is also a US dry gallon.

This unit, not commonly used today, is equivalent to one-eighth of a bushel, or about 4.405 liters. It was historically used to measure dry goods such as grain or fruit.

This is also why the famous "10-gallon hat" is a misnomer; its name doesn't refer to its volume.

Instead, it is thought to originate from the Spanish word galón, meaning "braid," which refers to the braided band on the hat.

What Is a Cubic Centimeter (cm³)?

A cubic centimeter (cm³) is a fundamental unit of volume in the metric system.

It is equal to one-thousandth of a liter. The plural form is cubic centimeters.

How Do Cubic Centimeters (cm³) Relate to Milliliters (mL)?

A cubic centimeter is exactly equal to one milliliter (1 cm³ = 1 mL).

Because they are identical, converting between cm³ and mL is a simple one-to-one conversion.

This crucial equivalence is widely used in science, particularly in chemistry and medicine, as well as in everyday tasks like cooking.

What Does "CC" Mean in Medicine and Engines?

The abbreviation "cc" is a common substitute for cubic centimeters, especially in the medical and automotive fields.

• In Medicine: A cc is used to measure dosages of liquid medicine for injections. For example, a syringe labeled "10cc" can hold 10 cubic centimeters (or 10 mL) of fluid.

• In Automotive: In the car world, cc refers to an engine's displacement—the total volume of all its cylinders. A "1500cc engine" has cylinders that can displace 1500 cubic centimeters of air and fuel.

How Big Is a Cubic Centimeter? A Simple Visualization

To visualize the volume of a single cubic centimeter, imagine a small cube with each side measuring exactly 1 centimeter in length, width, and height.

This is about the size of a standard sugar cube or a small die used in board games.

Understanding this physical size helps in estimating volumes and appreciating the unit's scale in practical situations.

Gallon to Cubic Centimeter Conversion Table

Here are some quick reference conversions from Gallon (gal) to Cubic Centimeter (cm³):