Mass per volume density.
Grams per Imperial gallon to Kilograms per Cup Converter — g/imp gal to kg/cup
Convert Gram per Imperial gallon (g/imp gal) to Kilogram per Cup (kg/cup) using the exact conversion factor (1 gram per imperial gallon = 0.0000520421 kilogram per cup). See the formula, worked examples, and conversion table.
Grams per Imperial gallon 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 0.2199692483 / 4226.752838.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Imperial gallon to Kilograms per Cup
Gram per Imperial gallon 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 = grams per imperial gallon × 0.0000520421365393
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per imperial gallon equals 0.219969248299 base units, and 1 kilogram per cup equals 4226.75283773 base units, so dividing one by the other gives the direct gram per imperial gallon-to-kilogram per cup factor of 0.0000520421365393.
Simple example
1 g/imp gal × 0.00005204213654 = 0.0000520421 kg/cup
1 gram per imperial gallon = 0.0000520421 kilograms per cup.
Real-world example
1,000 g/imp gal × 0.00005204213654 = 0.0520421365 kg/cup
1,000 grams per imperial gallon = 0.0520421365 kilograms per cup.
Conversion table
| Gram per Imperial gallon (g/imp gal) | Kilogram per Cup (kg/cup) |
|---|---|
| 0.1 g/imp gal | 0.0000052042 kg/cup |
| 1 g/imp gal | 0.0000520421 kg/cup |
| 10 g/imp gal | 0.0005204214 kg/cup |
| 100 g/imp gal | 0.0052042137 kg/cup |
| 1,000 g/imp gal | 0.0520421365 kg/cup |
| 10,000 g/imp gal | 0.5204213654 kg/cup |
Reverse conversion: Kilogram per Cup to Gram per Imperial gallon
0.0000520421 kg/cup × 19215.19881 = 0.9999992979 g/imp gal
0.0000520421 kilograms per cup = 0.9999992979 grams per imperial gallon.
grams per imperial gallon = kilograms per cup × 19215.1988081
For a page dedicated to this direction, see Kilogram per Cup to Gram per Imperial gallon.
Understanding the Gram per Imperial gallon (g/imp gal)
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 gram per imperial gallon?
1 gram per imperial gallon equals 0.0000520421 kilograms per cup, using the exact defined conversion factor rather than an estimate.
How do I convert gram per imperial gallon to kilogram per cup?
Multiply the gram per imperial gallon value by 0.00005204213654. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per cup back to gram per imperial gallon?
Use the reverse factor: 1 kilogram per cup equals 19,215.19881 grams per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per imperial gallon?
Gram per Imperial gallon (g/imp gal) is a unit of density.
What is a kilogram per cup?
Kilogram per Cup (kg/cup) is a unit of density.
Is the gram per imperial gallon to kilogram per cup conversion exact?
Yes. Both gram per imperial gallon and kilogram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.00005204213654 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.