Cups (US) to Cubic decimeters converter

To convert cups (US) to cubic decimeters, enter the value in the first field. The result in cubic decimeters is calculated automatically using the exact conversion factor.

1 US cup = 0.2365882365 dm³
1 dm³ ≈ 4.22675283773 US cup

Formula: dm³ = US cup × 0.2365882365
US cup ≈ dm³ × 4.22675283773

Definitions: 1 US cup = 1/16 US gal; 1 dm³ = 0.001 m³

The US customary cup is half a US pint, or 8 US fluid ounces, and is the standard cup in American recipes. Cups differ between countries: the metric cup is 250 mL, and the cup used on US nutrition labels is rounded to 240 mL.

The cubic decimeter (dm³) is the volume of a cube 10 cm on each side and equals exactly one liter. It is the SI-style way of writing liters and is common in technical and engineering contexts, particularly for tank and container volumes.

See the conversion table with commonly used values, handy for quick reference or study.