What factors should be considered when choosing photographic equipment?

The first consideration is portability, practicality and portability; The second point is to consider the completeness of some functions such as wifi map transmission and GPS; The third point is to consider the performance of image quality and the coverage of focal length; The fourth point is to consider the performance of focusing and tracking when recording.

Of course, the choice of camera in travel is light and practical, not to mention professional photographic equipment such as Hasselblad, Freescale and mamia, which are too expensive and light in size, not to mention niche models such as Fuji and Pentax. Although the color is good, there are too few users, so it is difficult to borrow lenses from friends.