2 US cup to in³ — 2 US cups in cubic inches
Exact 2 × 14.4375 = 28.875
2 US cups in other units
| Millilitres | 473.176473 | mL |
|---|---|---|
| Litres | 0.47317647 | L |
| Cubic metres | 0.000473176473 | m³ |
| US teaspoons | 96 | tsp |
| US tablespoons | 32 | tbsp |
| US fluid ounces | 16 | US fl oz |
| US pint | 1 | US pt |
| US quarts | 0.5 | US qt |
| US gallons | 0.125 | US gal |
| Imperial fluid ounces | 16.653484 | imp fl oz |
| Imperial pints | 0.83267418 | imp pt |
| Imperial gallons | 0.10408427 | imp gal |
| Cubic feet | 0.01671007 | ft³ |
| Cubic inches | 28.875 | in³ |
| Oil barrels | 0.002976190476 | bbl |
US cup to in³ at a glance
| US cups | Cubic inches |
|---|---|
| 1 US cup | 14.4375 in³ |
| 2 US cup | 28.875 in³ |
| 3 US cup | 43.3125 in³ |
| 5 US cup | 72.1875 in³ |
| 10 US cup | 144.375 in³ |
| 20 US cup | 288.75 in³ |
| 25 US cup | 360.9375 in³ |
| 50 US cup | 721.875 in³ |
| 100 US cup | 1,443.75 in³ |
| 250 US cup | 3,609.38 in³ |
| 500 US cup | 7,218.75 in³ |
| 1,000 US cup | 14,437.5 in³ |
How to convert US cups to cubic inches
Multiply by 14.4375 — one US cup is 14.4375 cubic inches. That factor is exact: it comes from the definition of the units rather than from a measurement, so it will not change and does not need rounding.
Working 2 × 14.4375 = 28.875
In words: about twenty-nine cubic inches.
What these units are
The US cup and the cubic inch are covered in the volume unit guide, along with every other unit on this page.
Questions
How many cubic inches are in a US cup?
One US cup is 14.4375 cubic inches. This figure is exact — it comes from the definition of the unit, not a measurement.
What is 2 US cups in cubic inches?
2 US cups is 28.875 cubic inches. The working is 2 × 14.4375 = 28.875.
Is a gallon the same in the US and the UK?
No. A US gallon is 3.785411784 litres; an Imperial gallon is 4.54609 litres. The Imperial one is about 20% larger, which is why US and UK fuel economy figures for the same car look different.
Which pint does a recipe mean?
Follow the recipe's origin. A US pint is 16 US fluid ounces, roughly 473 mL. An Imperial pint is 20 Imperial fluid ounces, roughly 568 mL. A British pint of milk is noticeably more than an American one.
Can I convert litres to kilograms here?
Not directly — that depends on what you are measuring. Volume becomes mass only once you know the density. Water is the convenient case: one litre is almost exactly one kilogram. Oil, flour and alcohol are all lighter.
Why is a US cup not 250 mL?
The US legal cup is 240 mL and the customary cup used in recipes is about 236.6 mL. The round 250 mL cup is the Australian and metric standard. In baking the gap is enough to notice.