Cubic inches to cubic feet
Type a value in cubic inches to see it in cubic feet straight away, or type in the second box to convert back.
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Processing and privacy: The result is calculated inside your browser and your data is not sent to any server.
How to use it
- Type the value in the cubic inches box.
- Read the result in cubic feet as you type, and pick the precision you need.
- Swap the direction to convert back, or copy the result.
How it is calculated
ft³ = in³ × 0.0005787037037
Multiply the value in cubic inches by 0.0005787037037 to get cubic feet.
Example
To convert 25 in³ to cubic feet: 25 × 0.0005787037037 = 0.0144676 ft³.
Conversion table
| Cubic inches (in³) | Cubic feet (ft³) |
|---|---|
| 1 | 0.000578704 |
| 2 | 0.00115741 |
| 3 | 0.00173611 |
| 5 | 0.00289352 |
| 10 | 0.00578704 |
| 20 | 0.0115741 |
| 25 | 0.0144676 |
| 50 | 0.0289352 |
| 100 | 0.0578704 |
| 250 | 0.144676 |
| 500 | 0.289352 |
| 1,000 | 0.578704 |
About the units
- Cubic inch
- The cubic inch is a cube one inch (0.0254 m) on each side, equal to exactly 16.387064 cubic centimeters.
- Cubic foot
- The cubic foot equals 1728 cubic inches, exactly 28.316846592 liters, and is used for fridge capacity and freight.
Limits and caveats
- Results are rounded for display and computed with the browser's floating point precision (about 15 significant digits).
- Both unit factors are exact by their official definitions.
Questions about this tool
How many cubic feet are in one cubic inch?
1 in³ = 0.000578704 ft³ exactly.
How do I convert cubic inches to cubic feet?
Use ft³ = in³ × 0.0005787037037. For example, 25 in³ = 0.0144676 ft³.
How many cubic inches are in one cubic foot?
1 ft³ = 1,728 in³.
What is the difference between a US gallon and an imperial gallon?
A US gallon is 3.785411784 liters and the imperial gallon used in the UK is 4.54609 liters, about 20% larger. Check where a figure comes from before converting, since US sources mean the US gallon.
How many milliliters are in a cup?
The US customary cup used in recipes is 236.5882365 mL and the metric cup is 250 mL. US nutrition labels round the cup to 240 mL, so the figure differs slightly between sources.