Give the differences between charge and mass.

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ChargeMass
$1$. It produces an electric field.$1$. It produces a gravitational field.
$2$. It is an intrinsic property of matter.$2$. It represents the quantity of matter in a body.
$3$. It can be positive or negative.$3$. It is always positive.
$4$. Its value is invariant with respect to speed.$4$. Its value increases with speed according to the relation $m = \frac{m_0}{\sqrt{1 - v^2/c^2}}$.
$5$. The force produced by it can be attractive or repulsive.$5$. The force produced by it is always attractive.
$6$. Its $SI$ unit is coulomb $(C)$.$6$. Its $SI$ unit is kilogram $(kg)$.

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