The more focus points the more flexibility in picking which part of the scene to focus on. They also give the image sensor a better probability in identifying the right area of the scene to focus on in more automatic modes.
19. Faster photo autofocus due to a phase detection autofocus when shooting pictures
A phase detection autofocus is much faster than a contrast detection autofocus and allows sharper images.
30% have it
20. Is a system camera
A system camera has lots of changeable parts such as lenses, flashes and other accessories. They offer greater flexibility than compact cameras.
45% have it
21. has a flash
A flash is good for low-light environments, and can sometimes be used as flashlight.
87% have it
22. has a two-stage shutter
A two-stage shutter is good for taking photos like a pro; apply pressure to the button in order for the lens to focus, and then press it fully to capture the photograph.
54% have it
23. has continuous autofocus when recording movies
When recording movies they stay focussed and sharp.
65% have it
24. has an optical viewfinder
An optical viewfinder (or OVF) allows the photographer to compose a shot while seeing exactly what the lens sees. There is no time lag and they require no power - as opposed to electronic viewfinders which can drain battery life. They are also better in low light situations.
30% have it
25. more viewfinder coverage
With 100% coverage you can compose the image correctly when you capture the photo. With less than full coverage you may have to crop your photos afterwards to get them looking perfect.