# Cubic Inches to Cups Conversion

Enter the volume in cubic inches below to get the value converted to cups.

**Results in Cups:**

1 in³ < 1/8 c

## How to Convert Cubic Inches to Cups

To convert a cubic inch measurement to a cup measurement, multiply the volume by the conversion ratio. One cubic inch is equal to 0.069264 cups, so use this simple formula to convert:

The volume in cups is equal to the cubic inches multiplied by 0.069264.

**For example,**here's how to convert 5 cubic inches to cups using the formula above.

Cubic inches and cups are both units used to measure volume. Keep reading to learn more about each unit of measure.

## Cubic Inches

The cubic inch is a unit of volume that is equal to the space consumed by a cube with sides that are one inch in all directions.
One cubic inch is equal to about 16.387 cubic centimeters or 0.554 fluid ounces.^{[1]}

The cubic inch is a US customary and imperial unit of volume. A cubic inch is sometimes also referred to as a cubic in. Cubic inches can be abbreviated as *in³*, and are also sometimes abbreviated as *cu inch*, *cu in*, or *CI*. For example, 1 cubic inch can be written as 1 in³, 1 cu inch, 1 cu in, or 1 CI.

## Cups

The cup is a unit of volume equal to 16 tablespoons or 8 fluid ounces.
The cup should not be confused with the metric cup or the teacup, which are different units of volume.
One cup is equal to just under 236.6 milliliters, but in nutrition labelling, one cup is equal to 240 milliliters.^{[2]}

The cup is a US customary unit of volume. Cups can be abbreviated as *c*, and are also sometimes abbreviated as *C*. For example, 1 cup can be written as 1 c or 1 C.

## Cubic Inch to Cup Conversion Table

Cubic Inches | Cups |
---|---|

1 in³ | 0.069264 c |

2 in³ | 0.138528 c |

3 in³ | 0.207792 c |

4 in³ | 0.277056 c |

5 in³ | 0.34632 c |

6 in³ | 0.415584 c |

7 in³ | 0.484848 c |

8 in³ | 0.554113 c |

9 in³ | 0.623377 c |

10 in³ | 0.692641 c |

11 in³ | 0.761905 c |

12 in³ | 0.831169 c |

13 in³ | 0.900433 c |

14 in³ | 0.969697 c |

15 in³ | 1.039 c |

16 in³ | 1.1082 c |

17 in³ | 1.1775 c |

18 in³ | 1.2468 c |

19 in³ | 1.316 c |

20 in³ | 1.3853 c |

21 in³ | 1.4545 c |

22 in³ | 1.5238 c |

23 in³ | 1.5931 c |

24 in³ | 1.6623 c |

25 in³ | 1.7316 c |

26 in³ | 1.8009 c |

27 in³ | 1.8701 c |

28 in³ | 1.9394 c |

29 in³ | 2.0087 c |

30 in³ | 2.0779 c |

31 in³ | 2.1472 c |

32 in³ | 2.2165 c |

33 in³ | 2.2857 c |

34 in³ | 2.355 c |

35 in³ | 2.4242 c |

36 in³ | 2.4935 c |

37 in³ | 2.5628 c |

38 in³ | 2.632 c |

39 in³ | 2.7013 c |

40 in³ | 2.7706 c |

## References

- National Institute of Standards and Technology, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices, Handbook 44 - 2019 Edition, https://nvlpubs.nist.gov/nistpubs/hb/2019/NIST.HB.44-2019.pdf
- U.S. Food & Drug Administration, Guidance for Industry: Guidelines for Determining Metric Equivalents of Household Measures, https://www.fda.gov/regulatory-information/search-fda-guidance-documents/guidance-industry-guidelines-determining-metric-equivalents-household-measures