Electric building hoists are powered by electricity and typically use a motor to lift and lower loads. They are designed for vertical transport of materials in construction settings. Electric-motorized hoists, on the other hand, are a specific type of electric hoist that emphasizes the use of an electric motor for operation. The primary difference lies in the level of automation and control. Electric-motorized hoists often have more advanced features like variable speed control and may be integrated into larger systems for automated material handling. Both are efficient, but electric-motorized hoists offer higher precision and control, making them suitable for more complex applications.