Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 in³ | 5.78706e-07 ft³ | |
| 0.01 in³ | 5.78706e-06 ft³ | |
| 0.1 in³ | 5.78706e-05 ft³ | |
| 1 in³ | 0.000578706 ft³ | |
| 5 in³ | 0.00289353 ft³ | |
| 10 in³ | 0.00578706 ft³ | |
| 50 in³ | 0.0289353 ft³ | |
| 100 in³ | 0.0578706 ft³ | |
| 1000 in³ | 0.578706 ft³ |
Common cubic inch values converted to cubic foot — factor: 1 in³ = 0.0005787 ft³
| Cubic Inch (in³) | Cubic Foot (ft³) | Context |
|---|---|---|
| 1 in³ | 0.0005787 ft³ | — |
| 5 in³ | 0.002894 ft³ | — |
| 10 in³ | 0.005787 ft³ | — |
| 16 in³ | 0.009259 ft³ | — |
| 30 in³ | 0.01736 ft³ | — |
| 61 in³ | 0.0353 ft³ | — |
| 100 in³ | 0.05787 ft³ | — |
| 231 in³ | 0.1337 ft³ | — |
| 500 in³ | 0.2894 ft³ | — |
| 1,000 in³ | 0.5787 ft³ | — |
| 1,728 in³ | 1 ft³ | — |
| 3,000 in³ | 1.736 ft³ | — |
| 5,000 in³ | 2.894 ft³ | — |
| 1e+04 in³ | 5.787 ft³ | — |
| 4.666e+04 in³ | 27 ft³ | — |
Converting cubic inch to cubic foot comes up frequently in cooking, chemistry, medicine, and engineering. A recipe written in metric units may need to be adapted for a kitchen using cubic foot, or a laboratory protocol may specify volumes in cubic inch that need to be measured with equipment calibrated in cubic foot.
In everyday use, knowing that 5 in³ = 0.002894 ft³ and 10 in³ = 0.005787 ft³ covers most common situations. For bulk calculations, 100 in³ = 0.05787 ft³ is a useful anchor. The reverse conversion — cubic foot back to cubic inch — uses the factor 1728, so 1 ft³ = 1728 in³.
All conversions use the internationally recognized factor of exactly 1 in³ = 0.0005787 ft³. Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.
Formula: Cubic Foot = Cubic Inch × 0.00057870593
Multiply any cubic inch value by 0.00057870593 to get cubic foot. One cubic inch equals 0.00057870593 ft³.
Reverse: Cubic Inch = Cubic Foot × 1727.9934
Cubic inches ÷ 1728 = cubic feet. Exact.
231 in³ = 0.1337 ft³ = 1 US gallon.
ft³ × 1728 = in³.
Compares engine displacements in cubic inches — a Harley Sportster 1200 displaces 73.2 in³.
Calculates material volume for machined parts in cubic inches for cost estimation.
Compares refrigerator and oven interior volumes in cubic inches on US spec sheets.
Determines hydraulic cylinder displacement in cubic inches for legacy US equipment.
Compares compressor capacities in cubic inch displacement for older American systems.
Calculates product and box volumes in cubic inches to optimize pallet stacking.
The cubic inch is the volume of a cube with one-inch sides, equal to exactly 16.387064 mL. It belongs to US customary and British Imperial systems, in practical use since the 17th century.
Cubic inches appear most often in engine displacement for small engines and in precision machining for material volume calculations.
Interesting fact: A standard 12-fluid-ounce US soda can has a volume of about 21.7 cubic inches.
The cubic foot is the Imperial and US customary volume unit equal to the space occupied by a cube with one-foot sides. It was formally standardized in the UK by the Weights and Measures Act of 1824.
Cubic feet appear in HVAC (airflow in CFM), natural gas billing in the US, and real-estate appraisals. One cubic foot equals exactly 1,728 cubic inches or approximately 28.317 liters.
Interesting fact: US natural gas meters read in CCF (hundreds of cubic feet) or MCF (thousands), making the cubic foot the invisible unit behind most American gas utility bills.