There is no basis for comparison. You cannot compare a length to a volume
You cannot compare them directly: a gallon is a unit of volume while centimeters are length.However, a gallon is very much larger than the volume 15 cubic centimeters (cc).There are 3785.4 cubic centimeters to the US gallon.
'Square centimeter' is a unit of area, and 'centimeter' is a unit of length. There's no way to compare them, any more than its possible to compare the size of a gallon to the size of a foot.
1 gallon by far. 1 US fluid gallon = 3,785 cubic centimeters (rounded)
3785.4117841 US gallon = 3,785.4 cubic centimeters
gallon is used to measure capacity, centimeters are used to measure length and width
1 US gallon = 3,785.41cc (cubic centimeters).
you are talking about two different categories. centimeters is lengthand gallon is liquid.
One US gallon is 3785.4cc
1 US gallon equals slightly more than 3785.4 cubic centimeters.
In one US gallon there are 3,785.412 cm^3.
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1 US gallon = 3,785.41 cm3 (rounded)