Mass per volume density.
Drams per Cup to Drams per Gallon Converter — dr/cup to dr/gal
Convert Dram per Cup (dr/cup) to Dram per Gallon (dr/gal) using the exact conversion factor (1 dram per cup = 16 dram per gallon). See the formula, worked examples, and conversion table.
Drams per Cup to Drams per Gallon 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 7.489151707 / 0.4680719817.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cup to Drams per Gallon
Dram per Cup and Dram per Gallon 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
drams per gallon = drams per cup × 16
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cup equals 7.48915170731 base units, and 1 dram per gallon equals 0.468071981707 base units, so dividing one by the other gives the direct dram per cup-to-dram per gallon factor of 16.
Simple example
1 dr/cup × 16 = 16 dr/gal
1 dram per cup = 16 drams per gallon.
Real-world example
1,000 dr/cup × 16 = 16,000 dr/gal
1,000 drams per cup = 16,000 drams per gallon.
Conversion table
| Dram per Cup (dr/cup) | Dram per Gallon (dr/gal) |
|---|---|
| 0.1 dr/cup | 1.6 dr/gal |
| 1 dr/cup | 16 dr/gal |
| 10 dr/cup | 160 dr/gal |
| 100 dr/cup | 1,600 dr/gal |
| 1,000 dr/cup | 16,000 dr/gal |
| 10,000 dr/cup | 160,000 dr/gal |
Reverse conversion: Dram per Gallon to Dram per Cup
16 dr/gal × 0.0625 = 1 dr/cup
16 drams per gallon = 1 dram per cup.
drams per cup = drams per gallon × 0.0625
For a page dedicated to this direction, see Dram per Gallon to Dram per Cup.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per gallon are in 1 dram per cup?
1 dram per cup equals 16 drams per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cup to dram per gallon?
Multiply the dram per cup value by 16. The converter above does this instantly to whatever precision you set.
How do I convert dram per gallon back to dram per cup?
Use the reverse factor: 1 dram per gallon equals 0.0625 drams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
What is a dram per gallon?
Dram per Gallon (dr/gal) is a unit of density.
Is the dram per cup to dram per gallon conversion exact?
Yes. Both dram per cup and dram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 16 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.