Gallon (gal)
The Imperial gallon (symbol: gal) is a unit of volume in the British Imperial system. Under the Weights and Measures Act of 1985, it is defined as exactly 4.54609 liters, or 0.00454609 cubic meters. Originally established in 1824 as the volume of 10 pounds of distilled water at 62 degrees Fahrenheit, it unified older English ale and wine gallons into a single legal standard across the British Empire.
Metric
- Cubic kilometer (km³)4.55×10⁻¹²
- Cubic meter (m³)4.55×10⁻³
- Hectoliter (hl)0.05
- Decaliter0.45
- Cubic decimeter (dm³)4.55
- Litre (l)4.55
- Deciliter (dl)45.46
- Centiliter (cl)454.61
- Cubic centimeter (cm³)4,546.1
- Milliliter (ml)4,546.1
- Cubic millimeter (mm³)4,546,099.26
- Microliter (µl)4,546,099.26
British imperial liquid/dry
- Barrel0.03
- Bushel (bu)0.12
- Peck (pk)0.5
- Gallon (gal)1
- Quart (qt)4
- Pint (pt)8
- Fluid ounce (oz)160
U.S. liquid measure
- Acre foot3.69×10⁻⁶
- Cubic yard (yd³)0.01
- Barrel0.03
- Cubic foot (ft³)0.16
- Gallon (gal)1.2
- Quart (qt)4.8
- Pint (pt)9.61
- Gill38.43
- Fluid ounce (oz)153.72
- Cubic inch (in³)277.42
- Fluid dram1,229.78
- Minim73,786.51
U.S. dry measure
- Barrel0.04
- Bushel (bu)0.13
- Peck (pk)0.52
- Gallon (gal)1.03
- Quart (qt)4.13
- Pint (pt)8.26
- Gill33.03
- Board foot (FBM)1.93
Cooking (U.S.)
- Cup19.22
- Tablespoon307.44
- Teaspoon922.33
Cooking (metric)
- Tablespoon303.07
- Teaspoon909.22
- Spice measure4,546.1