The invention relates to a curtain wall with an electric lifting window and an electric lifting window thereof. The curtain wall comprises a curtain wall framework and a panel unit arranged on the curtain wall framework; the electric lifting window is also arranged on the curtain wall framework, connected with the panel unit and comprises a window frame and a window sash component; an electric window opening device is arranged on the window frame, the output of the electric window opening device is connected with the window sash component, and the electric window opening device drives the window sash component to move in the vertical direction. Since the electric window opening device can drive the window sash component to move in the vertical direction, the invention prevents the defect of the prior art that the sliding window affects the three-dimensional effect, and has the advantages of convenient operation, simple structure and no blockage of vision as a result of linear movement of the window sash component in the vertical direction. In addition, the outdoor side of the window sash component protrudes out of the panel unit, thereby preventing outdoor water from flowing in. moreover, the lower part of the window sash component is provided with a drainage channel, thereby greatly improving the sealing performance of the water seal.