Power battery and electric automobile

The utility model relates to the technical field of power batteries, in particular to a power battery and an electric automobile, and the power battery comprises a shell which is provided with an output port; an accommodating space is formed in the shell; the number of the battery cells is multiple, and the multiple battery cells are arranged in the containing space in the bottom shell in a matrix mode; and each battery cell is provided with an output electrode, and the output electrode is arranged at the output port. According to the power battery provided by the embodiment of the invention, the battery cells are fully distributed in the internal space of the shell as much as possible in the shell, the form of arranging a cross beam and a longitudinal beam in the shell is abandoned, the internal space of the shell is fully utilized, and the arrangement modes and the arrangement positions of the output poles of all the battery cells are uniform, so that the connection and the layout of parts such as busbars a