Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 cup | 0.0144375 in³ | |
| 0.01 cup | 0.144375 in³ | |
| 0.1 cup | 1.44375 in³ | |
| 1 cup | 14.4375 in³ | |
| 5 cup | 72.1873 in³ | |
| 10 cup | 144.375 in³ | |
| 50 cup | 721.873 in³ | |
| 100 cup | 1443.75 in³ | |
| 1000 cup | 14437.5 in³ |
Common us cup values converted to cubic inch — factor: 1 cup = 14.44 in³
| US Cup (cup) | Cubic Inch (in³) | Context |
|---|---|---|
| 0.0625 cup | 0.9023 in³ | Tablespoon |
| 0.125 cup | 1.805 in³ | Eighth cup |
| 0.25 cup | 3.609 in³ | Quarter cup |
| 0.333 cup | 4.808 in³ | Third cup |
| 0.5 cup | 7.219 in³ | Half cup |
| 1 cup | 14.44 in³ | One cup |
| 2 cup | 28.87 in³ | One pint |
| 4 cup | 57.75 in³ | One quart |
| 8 cup | 115.5 in³ | Half gallon |
| 16 cup | 231 in³ | One gallon |
| 32 cup | 462 in³ | 2 gallons |
| 64 cup | 924 in³ | 4 gallons |
| 128 cup | 1,848 in³ | 8 gallons |
| 256 cup | 3,696 in³ | Large drum |
| 512 cup | 7,392 in³ | Large drum |
Converting us cup to cubic inch 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 inch, or a laboratory protocol may specify volumes in us cup that need to be measured with equipment calibrated in cubic inch.
In everyday use, knowing that 5 cup = 72.19 in³ and 10 cup = 144.4 in³ covers most common situations. For bulk calculations, 100 cup = 1444 in³ is a useful anchor. The reverse conversion — cubic inch back to us cup — uses the factor 0.06926, so 1 in³ = 0.06926 cup.
All conversions use the internationally recognized factor of exactly 1 cup = 14.44 in³. 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 Inch = US Cup × 14.437454
Multiply any us cup value by 14.437454 to get cubic inch. One us cup equals 14.437454 in³.
Reverse: US Cup = Cubic Inch × 0.069264291
1 cup = 14.437454 in³. Memorize this for instant mental estimates.
Use 14.4375 as a quick mental factor. Multiply your US cups value by this to estimate cubic inches.
To verify: multiply your result by 0.069264291 to recover the original cup value.
Follows American recipes using cups for flour, sugar, milk, and butter.
Tests and standardizes recipes in cup measurements before international publication.
Uses cup portions as standardized serving-size references for dietary counseling.
Teaches beginner cooks using cups as intuitive, equipment-free measuring tools.
Converts cup-based recipes to liter or kilogram quantities for industrial production.
Converts US cup measurements to metric mL when cooking American recipes abroad.
The US customary cup is defined as exactly 8 US fluid ounces, or 236.588 mL. It was standardized by Fannie Farmer in her 1896 cookbook The Boston Cooking-School Cook Book.
The cup is the backbone of US baking: nearly every American recipe uses cup measurements for flour, sugar, butter, and liquids. Standard sets include 1 cup, ½ cup, ⅓ cup, and ¼ cup.
Interesting fact: Australia uses a metric cup of 250 mL, slightly larger than the US cup, which can cause recipe confusion in international cooking.
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.