Mass per volume density.
Ounces per Cup to Stones per Cup Converter — oz/cup to st/cup
Convert Ounce per Cup (oz/cup) to Stone per Cup (st/cup) using the exact conversion factor (1 ounce per cup = 0.0044642857 stone per cup). See the formula, worked examples, and conversion table.
Ounces per Cup to Stones per Cup converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 119.8264273 / 26841.11972.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Cup to Stones per Cup
Ounce per Cup and Stone per Cup both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
stones per cup = ounces per cup × 0.00446428571429
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per cup equals 119.826427317 base units, and 1 stone per cup equals 26841.119719 base units, so dividing one by the other gives the direct ounce per cup-to-stone per cup factor of 0.00446428571429.
Simple example
1 oz/cup × 0.004464285714 = 0.0044642857 st/cup
1 ounce per cup = 0.0044642857 stones per cup.
Real-world example
1,000 oz/cup × 0.004464285714 = 4.464285714 st/cup
1,000 ounces per cup = 4.464285714 stones per cup.
Conversion table
| Ounce per Cup (oz/cup) | Stone per Cup (st/cup) |
|---|---|
| 0.1 oz/cup | 0.0004464286 st/cup |
| 1 oz/cup | 0.0044642857 st/cup |
| 10 oz/cup | 0.0446428571 st/cup |
| 100 oz/cup | 0.4464285714 st/cup |
| 1,000 oz/cup | 4.464285714 st/cup |
| 10,000 oz/cup | 44.64285714 st/cup |
Reverse conversion: Stone per Cup to Ounce per Cup
0.0044642857 st/cup × 224 = 0.9999999968 oz/cup
0.0044642857 stones per cup = 0.9999999968 ounces per cup.
ounces per cup = stones per cup × 224
For a page dedicated to this direction, see Stone per Cup to Ounce per Cup.
Understanding the Ounce per Cup (oz/cup)
Mass per volume density.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cup are in 1 ounce per cup?
1 ounce per cup equals 0.0044642857 stones per cup, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cup to stone per cup?
Multiply the ounce per cup value by 0.004464285714. The converter above does this instantly to whatever precision you set.
How do I convert stone per cup back to ounce per cup?
Use the reverse factor: 1 stone per cup equals 224 ounces per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per cup?
Ounce per Cup (oz/cup) is a unit of density.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
Is the ounce per cup to stone per cup conversion exact?
Yes. Both ounce per cup and stone per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.004464285714 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.