Cubic inches to Cubic feet converter

To convert cubic inches to cubic feet, enter the value in the first field. The result in cubic feet is calculated automatically using the exact conversion factor.

1 in³ ≈ 0.000578703703704 ft³
1 ft³ = 1728 in³

Formula: ft³ ≈ in³ × 0.000578703703704
in³ = ft³ × 1728

Definitions: 1 in³ = 16387.064 mm³; 1 ft³ = 1728 in³

The cubic inch (in³) is the volume of a cube one inch on each side. It is still used in the United States for engine displacement, especially for classic American cars and motorcycles, and in machining and hydraulic pump specifications.

The cubic foot (ft³) is the volume of a cube one foot on each side. In the United States it is used for refrigerator and freezer capacity, airflow (cubic feet per minute), natural gas measurement, and the volume of rooms, storage space and shipping containers.

See the conversion table with commonly used values, handy for quick reference or study.