Convert Gallons (gal) to Quarts (qt)
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Updated on September 1, 2025
You can use our Gallons (gal) to Quarts (qt) conversion calculator as a reliable and efficient tool to simplify volume conversions. It is designed for professionals, students, and anyone who needs a quick and accurate result. Conversion of Gallons (gal) to Quarts (qt) is crucial in Fuel measurement related measurements. You can avoid the risk of manual calculation errors and save valuable time using our Gallons (gal) to Quarts (qt) converter.About Gallons (gal) to Quarts (qt) Conversion Calculator
Written By
Nadiba Rahman
Reviewed by
Mrinmoy Roy
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Relation Between Gallons (gal) and Quarts (qt)
Let me explain to you about the relation between Gallons gal and Quarts (qt) first before moving to the conversion process. Because it’s essential to grasp what these units represent.What is Gallons (gal)?
A gallon is a unit of volume commonly used in the US and UK, varying by measurement system. Gallons (gal) is a unit of volume measurement which is commonly used in Fuel measurement. 1 US gallon = approximately 3.785 liters, while 1 UK gallon = approximately 4.546 liters. Widely used for fuel, water, and other liquid capacities. Highlights significant differences between US and imperial systems..What is Quarts (qt)?
Gallons (gal) is another unit of volume measurement that is used in Food packaging. A quart is a unit of volume equal to one-fourth of a gallon.. 1 US gallon = approximately 3.785 liters, while 1 UK gallon = approximately 4.546 liters. Widely used for fuel, water, and other liquid capacities. Highlights significant differences between US and imperial systems..How to Convert Quarts (qt)?
The conversion between Gallons (gal) and Quarts (qt) follows a simple formula:Gallons = Gallons × 3.9999978866237016
Where, 3.9999978866237016 is the value that allows you to convert between Gallons (gal) and Quarts (qt).
So,
1 Quarts = 3.9999978866237016 Gallons
And, 1 Gallons = 1/3.9999978866237016 Quarts
Examples of Converting Gallons (gal) to Quarts (qt)
To convert any value from Gallons (gal) to Quarts (qt), simply multiply the amount of Gallons (gal) by the conversion factor:1 Quarts = 3.9999978866237016 Gallons
For example, if you want to convert 5 Gallons into Quarts and the conversion factor is 3.9999978866237016, then:
5 Gallons = 5 x 3.9999978866237016 Quarts
Gallons (gal) to Quarts (qt) Conversion Chart
Here’s a quick reference chart for common conversions between Gallons (gal) and Quarts (qt)| Gallons (gal) | Quarts (qt) |
|---|---|
| 5 Gallons (gal) | 19.999989433118508 Quarts (qt) |
| 10 Gallons (gal) | 39.999978866237015 Quarts (qt) |
| 15 Gallons (gal) | 59.99996829935552 Quarts (qt) |
| 20 Gallons (gal) | 79.99995773247403 Quarts (qt) |
| 25 Gallons (gal) | 99.99994716559254 Quarts (qt) |
| 30 Gallons (gal) | 119.99993659871105 Quarts (qt) |
| 35 Gallons (gal) | 139.99992603182955 Quarts (qt) |
| 40 Gallons (gal) | 159.99991546494806 Quarts (qt) |
| 45 Gallons (gal) | 179.99990489806657 Quarts (qt) |
| 50 Gallons (gal) | 199.9998943311851 Quarts (qt) |
How 1 Gallons (gal) Converts to Other volume Units
See the relation between Gallons (gal) and other volume related measurement units:| 1 Gallons(gal) | 0.000003 Acre foot (AF) |
| 1 Gallons(gal) | 0.023810 Barrels (bbl) |
| 1 Gallons(gal) | 0.107421 Bushels (bu) |
| 1 Gallons(gal) | 378.541000 Centiliters (cL) |
| 1 Gallons(gal) | 3785.410000 Cubic centimeters (cm³) |
| 1 Gallons(gal) | 3.785410 Cubic decimeters (dm³) |
| 1 Gallons(gal) | 0.133681 Cubic feet (ft³) |
| 1 Gallons(gal) | 230.999384 Cubic inches (in³) |
| 1 Gallons(gal) | 0.000000 Cubic kilometers (km³) |
| 1 Gallons(gal) | 0.003785 Cubic meters (m³) |
| 1 Gallons(gal) | 0.000000 Cubic miles (mi³) |
| 1 Gallons(gal) | 3785410.000000 Cubic millimeters (mm³) |
| 1 Gallons(gal) | 0.004951 Cubic yard (yd³) |
| 1 Gallons(gal) | 16.000008 Cups (cup) |
| 1 Gallons(gal) | 37.854100 Deciliters (dL) |
| 1 Gallons(gal) | 1023.997078 Dram (dr) |
| 1 Gallons(gal) | 128.000068 Fluid ounce (fl oz) |
| 1 Gallons(gal) | 32.000017 Gill (gi) |
| 1 Gallons(gal) | 0.003785 Kiloliters (kL) |
| 1 Gallons(gal) | 3.785410 Liters (L) |
| 1 Gallons(gal) | 3785410.000000 Microliters (µL) |
| 1 Gallons(gal) | 3785.410000 Milliliters (mL) |
| 1 Gallons(gal) | 3785409999999.999512 Nanoliters (nL) |
| 1 Gallons(gal) | 3785409999999999.500000 Picoliters (pL) |
| 1 Gallons(gal) | 8.000004 Pints (pt) |
| 1 Gallons(gal) | 255.999270 Tablespoons (tbsp) |
| 1 Gallons(gal) | 767.999886 Teaspoons (tsp) |
Features of Our Gallons (gal) to Quarts (qt) Conversion Calculator
Our Gallons gal to Quarts (qt) converter is more than just a basic converter. Here's what makes it stand out:Output Precision Control
You can control how precise your conversion results are. From settings, you can adjust decimal places from 0 to 12 places.Customizable Rounding Options
You can control the output rounding options based on your necessity. You can turn the rounding mode on or off, and select between Ceiling or Floor rounding to match your needs.Multiple Number Formats
Display your results the way you want:- Standard format (e.g. 12.345245)
- Scientific notation (e.g. 1.23452e+1)
- Engineering format (e.g. 1.23452 × 10^1)