How to convert cubic inches to cubic feet
To convert a measurement in cubic inches to cubic feet, multiply the value by 0.000578703704. The conversion factor comes from the relationship between both units and the liter.
For example, to convert 5 in³ to cubic feet: 5 × 0.000578703704 = 0.002893518519 ft³.
What is a cubic inch?
A cubic inch is an imperial and US customary unit of volume equal to the space of a cube one inch on each side, exactly 16.387064 milliliters. The cubic inch was the traditional way to express American engine displacement (e.g. a '350 cubic inch' V8) before the metric liter became common. It remains in use in US manufacturing and packaging.
Common uses of cubic inches include: Classic and American V8 engine displacement; Packaging and box volume in the US; Woodworking and material volume; Compressor and pump specifications.
What is a cubic foot?
A cubic foot is an imperial and US customary unit of volume equal to the space of a cube one foot on each side, about 28.32 liters. The cubic foot is the standard large-volume unit in the US and UK for appliances, storage, and natural gas. Refrigerators and freezers are still sold by their cubic-foot capacity in North America.
Common uses of cubic feet include: Refrigerator, freezer, and appliance capacity; Natural gas metering in the US; Storage unit and moving container volume; Airflow ratings (cubic feet per minute).
Cubic Inches to cubic feet worked examples
Here are some common values converted:
1 in³ = 0.000578703704 ft³ 5 in³ = 0.002893518519 ft³ 10 in³ = 0.005787037037 ft³ 50 in³ = 0.028935185185 ft³ 100 in³ = 0.05787037037 ft³
Frequently asked questions
How many cubic feet are in one cubic inch?
One cubic inch (in³) equals 0.000578703704 cubic feet (ft³). Multiply any value in cubic inches by 0.000578703704 to convert to cubic feet.
How do I convert cubic inches to cubic feet?
Multiply the value in cubic inches by 0.000578703704. For example, 5 in³ × 0.000578703704 = 0.002893518519 ft³.
How do I convert cubic feet to cubic inches?
Multiply the value in cubic feet by 1,728, or divide by 0.000578703704. Use the swap button on the converter above to reverse the direction.
Is the cubic inch to cubic foot conversion exact?
Conversions between metric volumes are exact by definition. US and imperial volumes are defined exactly relative to the liter, so these factors are exact.
What is the formula for cubic inches to cubic feet?
The formula is: ft³ = in³ × 0.000578703704. This comes from the definition of both units relative to the liter.