Mass per volume density.
Ounce per Cubic inches to Ounces per Imperial gallon Converter — oz/in3 to oz/imp gal
Convert Ounce per Cubic inch (oz/in3) to Ounce per Imperial gallon (oz/imp gal) using the exact conversion factor (1 ounce per cubic inch = 277.4194328 ounce per imperial gallon). See the formula, worked examples, and conversion table.
Ounce per Cubic inches to Ounces per Imperial 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 1729.994044 / 6.236023291.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounce per Cubic inches to Ounces per Imperial gallon
Ounce per Cubic inch and Ounce per Imperial 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
ounces per imperial gallon = ounce per cubic inches × 277.419432792
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per cubic inch equals 1729.99404439 base units, and 1 ounce per imperial gallon equals 6.23602329144 base units, so dividing one by the other gives the direct ounce per cubic inch-to-ounce per imperial gallon factor of 277.419432792.
Simple example
1 oz/in3 × 277.4194328 = 277.4194328 oz/imp gal
1 ounce per cubic inch = 277.4194328 ounces per imperial gallon.
Real-world example
1,000 oz/in3 × 277.4194328 = 277,419.4328 oz/imp gal
1,000 ounce per cubic inches = 277,419.4328 ounces per imperial gallon.
Conversion table
| Ounce per Cubic inch (oz/in3) | Ounce per Imperial gallon (oz/imp gal) |
|---|---|
| 0.1 oz/in3 | 27.74194328 oz/imp gal |
| 1 oz/in3 | 277.4194328 oz/imp gal |
| 10 oz/in3 | 2,774.194328 oz/imp gal |
| 100 oz/in3 | 27,741.94328 oz/imp gal |
| 1,000 oz/in3 | 277,419.4328 oz/imp gal |
| 10,000 oz/in3 | 2,774,194.328 oz/imp gal |
Reverse conversion: Ounce per Imperial gallon to Ounce per Cubic inch
277.4194328 oz/imp gal × 0.00360465015 = 1 oz/in3
277.4194328 ounces per imperial gallon = 1 ounce per cubic inches.
ounce per cubic inches = ounces per imperial gallon × 0.00360465014991
For a page dedicated to this direction, see Ounce per Imperial gallon to Ounce per Cubic inch.
Understanding the Ounce per Cubic inch (oz/in3)
Mass per volume density.
Understanding the Ounce per Imperial gallon (oz/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per imperial gallon are in 1 ounce per cubic inch?
1 ounce per cubic inch equals 277.4194328 ounces per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic inch to ounce per imperial gallon?
Multiply the ounce per cubic inch value by 277.4194328. The converter above does this instantly to whatever precision you set.
How do I convert ounce per imperial gallon back to ounce per cubic inch?
Use the reverse factor: 1 ounce per imperial gallon equals 0.0036046502 ounce per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per cubic inch?
Ounce per Cubic inch (oz/in3) is a unit of density.
What is a ounce per imperial gallon?
Ounce per Imperial gallon (oz/imp gal) is a unit of density.
Is the ounce per cubic inch to ounce per imperial gallon conversion exact?
Yes. Both ounce per cubic inch and ounce per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 277.4194328 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.