Cubic Inch to Cup (US) Converter
Convert Cubic Inch (in³) to Cup (US) (cup) instantly. 1 in³ = 0.069264 cup.
Volume Converter
40 units available
1 in³ = 0.069264 cup
Formula:
cup = in³ × 0.0692640693With your value: 1 in³ = 0.06926407 cup
How big is that?
Everyday references on a logarithmic scale, all expressed in cubic inch so you can sanity-check the result.
Other Cubic Inch to Cup (US) conversions
Cubic Inch to Cup (US) Conversion Table
| Cubic Inch (in³) | Cup (US) (cup) |
|---|---|
| 0.5 | 0.034632 |
| 1 | 0.069264 |
| 2 | 0.138528 |
| 5 | 0.34632 |
| 10 | 0.692641 |
| 15 | 1.038961 |
| 20 | 1.385281 |
| 25 | 1.731602 |
| 50 | 3.463203 |
| 100 | 6.926407 |
| 250 | 17.316017 |
| 500 | 34.632035 |
| 1000 | 69.264069 |
Cup (US) to Cubic Inch Conversion Table
| Cup (US) (cup) | Cubic Inch (in³) |
|---|---|
| 0.5 | 7.21875 |
| 1 | 14.4375 |
| 2 | 28.875 |
| 5 | 72.1875 |
| 10 | 144.375 |
| 15 | 216.5625 |
| 20 | 288.75 |
| 25 | 360.9375 |
| 50 | 721.875 |
| 100 | 1,443.75 |
| 250 | 3,609.375 |
| 500 | 7,218.75 |
| 1000 | 14,437.5 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Cubic Inch (in³)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Cup (US) (cup)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Cubic Inch to Cup (US)
To convert from Cubic Inch (in³) to Cup (US) (cup), multiply the value by 0.0692640693.
Formula: cup = in³ × 0.0692640693
Reverse: in³ = cup × 14.4375
Step-by-Step Example
- Start with your value in Cubic Inch. For example: 5 in³
- Multiply by the conversion factor: 5 x 0.0692640693
- The result is: 0.34632 cup
About Cubic Inch
The cubic inch (in³) is a unit of volume and capacity. One cubic inch equals 0.016387064 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: volume calculations, engineering and science, education.
About Cup (US)
The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.
Common uses: baking, cooking, recipes.
Frequently Asked Questions
How many Cup (US) are in 1 Cubic Inch?
There are exactly 0.0692640693 Cup (US) in 1 Cubic Inch. This means the conversion factor from Cubic Inch to Cup (US) is 0.0692640693.
What is the formula to convert Cubic Inch to Cup (US)?
The formula to convert Cubic Inch to Cup (US) is: cup = in³ × 0.0692640693. For example, to convert 10 Cubic Inch to Cup (US), you would multiply 10 by 0.0692640693.
What is a Cubic Inch?
The cubic inch (in³) is a unit of volume and capacity. One cubic inch equals 0.016387064 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Cup (US)?
The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.
What are the common uses of Cubic Inch?
The Cubic Inch is commonly used in volume calculations, engineering and science, education.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). Cubic Inch to Cup (US) converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/cubic_inch-to-cup_us