Mass per volume density.
Ounces per Fluid ounce to Kilograms per Cup Converter — oz/fl oz to kg/cup
Convert Ounce per Fluid ounce (oz/fl oz) to Kilogram per Cup (kg/cup) using the exact conversion factor (1 ounce per fluid ounce = 0.226796185 kilogram per cup). See the formula, worked examples, and conversion table.
Ounces per Fluid ounce to Kilograms 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 958.6114185 / 4226.752838.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Fluid ounce to Kilograms per Cup
Ounce per Fluid ounce and Kilogram 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
kilograms per cup = ounces per fluid ounce × 0.226796185
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per fluid ounce equals 958.611418535 base units, and 1 kilogram per cup equals 4226.75283773 base units, so dividing one by the other gives the direct ounce per fluid ounce-to-kilogram per cup factor of 0.226796185.
Simple example
1 oz/fl oz × 0.226796185 = 0.226796185 kg/cup
1 ounce per fluid ounce = 0.226796185 kilograms per cup.
Real-world example
1,000 oz/fl oz × 0.226796185 = 226.796185 kg/cup
1,000 ounces per fluid ounce = 226.796185 kilograms per cup.
Conversion table
| Ounce per Fluid ounce (oz/fl oz) | Kilogram per Cup (kg/cup) |
|---|---|
| 0.1 oz/fl oz | 0.0226796185 kg/cup |
| 1 oz/fl oz | 0.226796185 kg/cup |
| 10 oz/fl oz | 2.26796185 kg/cup |
| 100 oz/fl oz | 22.6796185 kg/cup |
| 1,000 oz/fl oz | 226.796185 kg/cup |
| 10,000 oz/fl oz | 2,267.96185 kg/cup |
Reverse conversion: Kilogram per Cup to Ounce per Fluid ounce
0.226796185 kg/cup × 4.409245244 = 1 oz/fl oz
0.226796185 kilograms per cup = 1 ounce per fluid ounce.
ounces per fluid ounce = kilograms per cup × 4.4092452437
For a page dedicated to this direction, see Kilogram per Cup to Ounce per Fluid ounce.
Understanding the Ounce per Fluid ounce (oz/fl oz)
Mass per volume density.
Understanding the Kilogram per Cup (kg/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per cup are in 1 ounce per fluid ounce?
1 ounce per fluid ounce equals 0.226796185 kilograms per cup, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per fluid ounce to kilogram per cup?
Multiply the ounce per fluid ounce value by 0.226796185. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per cup back to ounce per fluid ounce?
Use the reverse factor: 1 kilogram per cup equals 4.409245244 ounces per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per fluid ounce?
Ounce per Fluid ounce (oz/fl oz) is a unit of density.
What is a kilogram per cup?
Kilogram per Cup (kg/cup) is a unit of density.
Is the ounce per fluid ounce to kilogram per cup conversion exact?
Yes. Both ounce per fluid ounce and kilogram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.226796185 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.