Cubic Inches to Cups
Convert cubic inches (in³) to cups (cup). Type in either box; the other updates as you go.
How to convert cubic inches to cups
To convert cubic inches to cups, divide the number of cubic inches by 14.4375.
Example
Convert 50 cubic inches to cups:
Cubic Inch to cup conversion chart
| Cubic Inches (in³) | Cups (cup) |
|---|---|
| 1 in³ | 0.06926407 cup |
| 2 in³ | 0.1385281 cup |
| 3 in³ | 0.2077922 cup |
| 4 in³ | 0.2770563 cup |
| 5 in³ | 0.3463203 cup |
| 6 in³ | 0.4155844 cup |
| 7 in³ | 0.4848485 cup |
| 8 in³ | 0.5541126 cup |
| 9 in³ | 0.6233766 cup |
| 10 in³ | 0.6926407 cup |
| 12 in³ | 0.8311688 cup |
| 15 in³ | 1.038961 cup |
| 20 in³ | 1.385281 cup |
| 25 in³ | 1.731602 cup |
| 30 in³ | 2.077922 cup |
| 40 in³ | 2.770563 cup |
| 50 in³ | 3.463203 cup |
| 60 in³ | 4.155844 cup |
| 70 in³ | 4.848485 cup |
| 75 in³ | 5.194805 cup |
| 80 in³ | 5.541126 cup |
| 90 in³ | 6.233766 cup |
| 100 in³ | 6.926407 cup |
| 150 in³ | 10.38961 cup |
| 200 in³ | 13.85281 cup |
| 250 in³ | 17.31602 cup |
| 500 in³ | 34.63203 cup |
| 1,000 in³ | 69.26407 cup |
Going the other way? See the cups to cubic inches chart.
About the units
Cubic Inch (in³)
A cubic inch is the volume of a cube one inch on each side, about 16.39 milliliters. US engine sizes were long given in cubic inches.
Cup (cup)
A US customary cup is 8 US fluid ounces, about 236.6 milliliters. Nutrition labels use a rounded 240 mL cup, and a metric cup is 250 mL.
Frequently asked questions
How many cups are in a cubic inch?
There are 0.06926406926 cups in a cubic inch.
How many cubic inches are in a cup?
There are 14.4375 cubic inches in a cup.
How do you convert cubic inches to cups?
To convert cubic inches to cups, divide the number of cubic inches by 14.4375.
What is 50 cubic inches in cups?
50 cubic inches equals 3.4632 cups.
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