contrasting
A comparison.
"Compared to" is used to highlight similarities between two different things. "Compared with" is used to examine the differences between two similar things.
Ratio or proportion.
is called an inequality
Figurative statement is a statement, used in a way, different from the usual meaning.
The two units measure different types of things and can't be directly compared or converted.
it depends on the two different things
useful
50mm squared indicates an areas while inches equals length. These are two different units that can not be compared because they measure different things.
Earthquakes and volcanoes are two different things and cannot be compared easily. However, volcanoes can cause earthquakes and vice versa.
The two can not be compared as they measure different things. Meters is a measure of distance where as cubic meters is a measure of volume.
The two measure different things and so cannot be compared. It is like asking if a pound is bigger than a foot!