What are the advantages and disadvantages of optical cameras and digital cameras?

The shooting cost of film for ordinary cameras is high; Digital cameras do not use film, so the shooting cost is low.

Ordinary cameras can only know the shooting quality by taking pictures; Digital cameras can be previewed on the spot, and you can shoot again if you are not satisfied.

Digital cameras can shoot whenever they want, which is very flexible; Film machines don't have this flexibility.

Continuous shooting's speed figures are not as good as ordinary ones.

Digital can't compare with film in imaging quality. However, this refers to high-end products. In ordinary families, digital has reached the requirements.

Ordinary cameras save electricity, while digital cameras consume high power.