Convert US Quart to Imperial Gallon
Use this free converter to change us quarts (qt) into imperial gallons (imp gal). Us quart and imperial gallon both measure volume. As a quick reference, 1 qt equals 0.20816855 imp gal, and 1 imp gal equals 4.8037997 qt.
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Imperial Gallon (imp gal)
0.20816855
1 qt = 0.20816855 imp gal
Volume conversion table
| US Quart | Imperial Gallon |
|---|---|
| 0.01 | 0.0020816855 |
| 0.1 | 0.020816855 |
| 0.5 | 0.10408427 |
| 1 | 0.20816855 |
| 2 | 0.41633709 |
| 3 | 0.62450564 |
| 5 | 1.0408427 |
| 10 | 2.0816855 |
| 20 | 4.1633709 |
| 25 | 5.2042137 |
| 50 | 10.408427 |
| 100 | 20.816855 |
| 1,000 | 208.16855 |
How to convert US Quart to Imperial Gallon
Multiply the us quart value by 0.20816855 to get imperial gallons.
- Enter the number of us quarts you want to convert.
- The converter instantly shows the equivalent value in imperial gallons.
- Worked example: 15 qt × 0.20816855 = 3.1225282 imp gal.
- Use the swap button to reverse the conversion (imperial gallon to us quart).
About these units
US Quart (qt)
- Definition
- A US quart (qt) is one quarter of a US gallon, about 0.946 liters.
- History
- The word "quart" comes from the Latin "quartus" (a fourth), reflecting a quarter-gallon.
- Current use
- Quarts measure milk, oil, and cooking liquids in the United States.
Imperial Gallon (imp gal)
- Definition
- An imperial gallon (imp gal) equals about 4.546 liters, roughly 20% larger than the US gallon.
- History
- It was defined in the UK in 1824 as the volume of ten pounds of water at a set temperature.
- Current use
- Imperial gallons are still used in the UK and some Commonwealth countries, often for fuel economy.
Frequently asked questions
How many imperial gallons are in a us quart?
There are 0.20816855 imp gal in 1 qt. To convert, multiply the number of us quarts by 0.20816855.
How do I convert us quarts to imperial gallons?
Multiply the us quart value by 0.20816855 to get imperial gallons. For example, 10 qt = 2.0816855 imp gal.
Is this us quart-to-imperial gallon converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert US Quart to other volume units
| Unit | 1 US Quart equals |
|---|---|
| Liter (L) | 0.94635295 L |
| Milliliter (mL) | 946.35295 mL |
| Cubic Meter (m³) | 0.00094635295 m³ |
| Cubic Centimeter (cm³) | 946.35295 cm³ |
| US Gallon (gal) | 0.25 gal |
| Imperial Gallon (imp gal) | 0.20816855 imp gal |
| US Pint (pt) | 2 pt |
| US Cup (cup) | 4 cup |
| US Fluid Ounce (fl oz) | 32 fl oz |
| Tablespoon (tbsp) | 64 tbsp |
| Teaspoon (tsp) | 192 tsp |