Cubic Inches to Milliliters Converter

Enter the volume in cubic inches below to get the value converted to milliliters.


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Result in Milliliters:

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1 in³ = 16.387064 mL

Do you want to convert milliliters to cubic inches?

How to Convert Cubic Inches to Milliliters

To convert a measurement in cubic inches to a measurement in milliliters, multiply the volume by the following conversion ratio: 16.387064 milliliters/cubic inch.

Since one cubic inch is equal to 16.387064 milliliters, you can use this simple formula to convert:

milliliters = cubic inches × 16.387064

The volume in milliliters is equal to the volume in cubic inches multiplied by 16.387064.

For example, here's how to convert 5 cubic inches to milliliters using the formula above.
milliliters = (5 in³ × 16.387064) = 81.93532 mL

How Many Milliliters Are in a Cubic Inch?

There are 16.387064 milliliters in a cubic inch, which is why we use this value in the formula above.

1 in³ = 16.387064 mL

Cubic inches and milliliters are both units used to measure volume. Keep reading to learn more about each unit of measure.

What Is a Cubic Inch?

A cubic inch is a unit of volume equal to the space consumed by a cube with sides that are one inch in all directions. One cubic inch is equivalent to about 16.387 cubic centimeters or 0.554 fluid ounces.[1]

The cubic inch is a US customary and imperial unit of volume. A cubic inch is sometimes also referred to as a cubic in. Cubic inches can be abbreviated as in³, and are also sometimes abbreviated as cu inch, cu in, or CI. For example, 1 cubic inch can be written as 1 in³, 1 cu inch, 1 cu in, or 1 CI.

Learn more about cubic inches.

What Is a Milliliter?

The milliliter is a unit of volume equal to 1 cubic centimeter, 1/1,000 of a liter, or about 0.061 cubic inches.[1]

The milliliter is an SI unit of volume in the metric system. In the metric system, "milli" is the prefix for thousandths, or 10-3. A milliliter is sometimes also referred to as a millilitre. Milliliters can be abbreviated as mL, and are also sometimes abbreviated as ml or mℓ. For example, 1 milliliter can be written as 1 mL, 1 ml, or 1 mℓ.

Since one milliliter is equivalent to one cubic centimeter, milliliters are sometimes expressed using the abbreviation for a cubic centimeter (cc) for things such as medical dosages or engine displacements.

Learn more about milliliters.

Cubic Inch to Milliliter Conversion Table

Table showing various cubic inch measurements converted to milliliters.
Cubic Inches Milliliters
1 in³ 16.39 mL
2 in³ 32.77 mL
3 in³ 49.16 mL
4 in³ 65.55 mL
5 in³ 81.94 mL
6 in³ 98.32 mL
7 in³ 114.71 mL
8 in³ 131.1 mL
9 in³ 147.48 mL
10 in³ 163.87 mL
11 in³ 180.26 mL
12 in³ 196.64 mL
13 in³ 213.03 mL
14 in³ 229.42 mL
15 in³ 245.81 mL
16 in³ 262.19 mL
17 in³ 278.58 mL
18 in³ 294.97 mL
19 in³ 311.35 mL
20 in³ 327.74 mL
21 in³ 344.13 mL
22 in³ 360.52 mL
23 in³ 376.9 mL
24 in³ 393.29 mL
25 in³ 409.68 mL
26 in³ 426.06 mL
27 in³ 442.45 mL
28 in³ 458.84 mL
29 in³ 475.22 mL
30 in³ 491.61 mL
31 in³ 508 mL
32 in³ 524.39 mL
33 in³ 540.77 mL
34 in³ 557.16 mL
35 in³ 573.55 mL
36 in³ 589.93 mL
37 in³ 606.32 mL
38 in³ 622.71 mL
39 in³ 639.1 mL
40 in³ 655.48 mL


  1. National Institute of Standards and Technology, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices, Handbook 44 - 2019 Edition,

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