Cameras come in various types, including instant cameras (e.g., Polaroid), action cameras (e.g., GoPro), point-and-shoot cameras, DSLRs (e.g., Nikon D780, Canon EOS Rebel T7), and mirrorless cameras (e.g., Sony Alpha 7 IV, Nikon Z50). Features vary, with options including different resolutions (e.g., 2K, 4K, 5.3K), video capabilities, and interchangeable lenses. Some cameras offer additional features like waterproof designs and connectivity options (Wi-Fi, Bluetooth).