| Rectangle | Parallelogram |
|---|
 |  |
| A rectangle is also a quadrilateral | A parallelogram is also a quadrilateral |
| Opposite sides of rectangle are parallel to each other | Opposite sides of parallelogram are also parallel to each other |
| Opposite angles of rectangle are equal | opposite angles of parallelogram are also equal |
| Adjacent angles of rectangle are supplementary | Adjacent angles of parallelogram are also supplementary |
| Diagonals of rectangle bisect each other | Diagonals of parallelogram also bisect each other |
|
| Opposite sides of rectangle are of equal length | Opposite sides of parallelogram are also of equal length |
| All angles of a Rectangle are also of 90 Degree each i.e. right angled at each vertex | Angles of parallelogram can be of different degree |
| Diagonals of Rectangle are of equal length | Diagonals of parallelogram are not of equal length |