Abstract: The present invention relates to the technical field of comprehensive multifunctional fitness cabinets, and in particular to a comprehensive multifunctional fitness cabinet comprising a box having a storage slot on a top thereof; and a seat assembly comprising a backing plate movably connected to the storage slot, and a seat plate movably connected to the storage slot; and a movement assembly comprising a bracket and a pull cord connected to the bracket, a resistance member being connected to an end of the pull cord; and a support assembly used to connect the box and the seat assembly; wherein the seat assembly, the movement assembly and the support assembly can all be stored in the storage slot, effectively solving a problem in the prior art that storage is difficult after fitness is completed.