An elevator is an electromechanical device that is used to move people and cargo between different floors of a building and its types; There are traction elevators, hydraulic elevators, magnetic elevators, pneumatic elevators, screw elevators, and rumless elevators.

The definition and application of lift is similar to elevator. It means that a lift is a machine that is suitable for carrying people and things in different ways. Lifts, like elevators, have different types. Elevators are different in terms of their operating mechanism, which affects the shape, size, and weight of the load. In general, elevators are divided into three categories: hydraulic, chain, and cable. Compared to the other two types, hydraulic elevators have advantages. It is more expensive and is often used for buildings that do not have space for an elevator, which, of course, is notable because its cost is much lower than that of an elevator. But compared to the other two types of elevators, it costs more, but it has gained many fans because of its safety and better use.