Which mirrorless camera is better for shooting videos, and which stabilizer and gimbal is better? Mainly shoot wedding videos.

Hello, our company has cooperated with many wedding imaging studios. The mirrorless cameras they currently mainly use are Sony a7m3, Canon 5D4, Panasonic GH5, and Blackmagic Design 4K. The higher level is to use RED cameras. The gimbal can be our KOMODO K5 gimbal, and the electronic stabilizer can be from DJI SC, Zhiyun, Feiyu, or Moza.