Electronic device and antenna module

An electronic device and an antenna module are provided. The electronic device comprises a metal shell, the metal shell is provided with a slotted hole, and the slotted hole comprises an open end; the electronic device further comprises a carrier, a feed-in piece, a radiation piece and a grounding piece. The carrier and the feed-in piece are arranged in the metal shell, and the feed-in piece is used for feeding in a signal; the radiation part is arranged on the first surface of the carrier, the vertical projection of the radiation part on the metal shell is at least partially overlapped with the slot, and the radiation part is connected to the feed-in part; the grounding part comprises a first grounding part and a second grounding part, the first grounding part and the second grounding part are electrically connected with each other, a first coupling distance is arranged between the radiation part and the first grounding part, and a second coupling distance is arranged between the radiation part and the secon