1) Digital SLR Camera This is probably the most common type of camera. They can range from about $400 to several thousand dollars
2) Analog Camera This is a more "old-fashioned" type of camera, it uses a light sensitive paper in a roll of film. These cameras are a lot cheaper for the quality of the photo.
3) Camera Phone Almost all phones nowadays come with a camera, they can range from about 6MP to about 22MP in quality.
4) Pinhole Camera This is one of the oldest forms of an image capturing devices. You can make a pinhole camera at home for very little money.
5) Standard compact This is one of the most simple forms of digital cameras. They are point-and-shoots, they can be very compact and produce very sharp photos.