Imperial gallon to US liquid quart
Convert Imperial gallon (Imp gal) to US liquid quart (US qt). Use an editable volume converter, conversion formula, and reference table.
1 Imp gal = 4.803799702 US qt
Conversion formula
One Imperial gallon equals 4.803799702 US liquid quart. Multiply your value in Imperial gallon by this factor to get US liquid quart. For the reverse conversion, divide by the same factor.
Worked example
To convert 5 Imperial gallon:5 × 4.803799702 = 24.01899851 US qt
Conversion table
| Imperial gallon (Imp gal) | US liquid quart (US qt) |
|---|---|
| 0.01 | 0.04803799702 |
| 0.1 | 0.4803799702 |
| 1 | 4.803799702 |
| 2 | 9.607599404 |
| 5 | 24.01899851 |
| 10 | 48.03799702 |
| 25 | 120.0949926 |
| 50 | 240.1899851 |
| 100 | 480.3799702 |
| 1000 | 4,803.799702 |
About these measurements
Volume describes three-dimensional space or liquid capacity.
The base reference used here is the liter. One Imperial gallon is 4.54609 base units; one US liquid quart is 0.946352946 base units.
Important distinctions
US liquid measures and Imperial measures are different. Dry gallons and recipe cups are excluded.
Precision
The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.
Common questions
How do I convert Imp gal to US qt?
Multiply the quantity in Imp gal by 4.803799702. You can also type the value into the converter above.
Can I reverse the conversion?
Yes. Use the swap button or open the US liquid quart to Imperial gallon converter.
Reference
NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.
