Mass per volume density.
Grams per Cup to Pounds per Fluid ounce Converter — g/cup to lb/fl oz
Convert Gram per Cup (g/cup) to Pound per Fluid ounce (lb/fl oz) using the exact conversion factor (1 gram per cup = 0.0002755778 pound per fluid ounce). See the formula, worked examples, and conversion table.
Grams per Cup to Pounds per Fluid ounce 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 4.226752838 / 15337.7827.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Cup to Pounds per Fluid ounce
Gram per Cup and Pound per Fluid ounce 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
pounds per fluid ounce = grams per cup × 0.000275577827731
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per cup equals 4.22675283773 base units, and 1 pound per fluid ounce equals 15337.7826966 base units, so dividing one by the other gives the direct gram per cup-to-pound per fluid ounce factor of 0.000275577827731.
Simple example
1 g/cup × 0.0002755778277 = 0.0002755778 lb/fl oz
1 gram per cup = 0.0002755778 pounds per fluid ounce.
Real-world example
1,000 g/cup × 0.0002755778277 = 0.2755778277 lb/fl oz
1,000 grams per cup = 0.2755778277 pounds per fluid ounce.
Conversion table
| Gram per Cup (g/cup) | Pound per Fluid ounce (lb/fl oz) |
|---|---|
| 0.1 g/cup | 0.0000275578 lb/fl oz |
| 1 g/cup | 0.0002755778 lb/fl oz |
| 10 g/cup | 0.0027557783 lb/fl oz |
| 100 g/cup | 0.0275577828 lb/fl oz |
| 1,000 g/cup | 0.2755778277 lb/fl oz |
| 10,000 g/cup | 2.755778277 lb/fl oz |
Reverse conversion: Pound per Fluid ounce to Gram per Cup
0.0002755778 lb/fl oz × 3628.73896 = 0.9999998994 g/cup
0.0002755778 pounds per fluid ounce = 0.9999998994 grams per cup.
grams per cup = pounds per fluid ounce × 3628.73896
For a page dedicated to this direction, see Pound per Fluid ounce to Gram per Cup.
Understanding the Gram per Cup (g/cup)
Mass per volume density.
Understanding the Pound per Fluid ounce (lb/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per fluid ounce are in 1 gram per cup?
1 gram per cup equals 0.0002755778 pounds per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert gram per cup to pound per fluid ounce?
Multiply the gram per cup value by 0.0002755778277. The converter above does this instantly to whatever precision you set.
How do I convert pound per fluid ounce back to gram per cup?
Use the reverse factor: 1 pound per fluid ounce equals 3,628.73896 grams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per cup?
Gram per Cup (g/cup) is a unit of density.
What is a pound per fluid ounce?
Pound per Fluid ounce (lb/fl oz) is a unit of density.
Is the gram per cup to pound per fluid ounce conversion exact?
Yes. Both gram per cup and pound per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 0.0002755778277 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.