Average sized Four Thirds (19 x 10 mm mm) sensor Blackmagic Cinema 4K's Four Thirds (19 x 10 mm mm) sensor size is ideal for many street photographers as it provides a good level of low-light performance and depth of field control while keeping the camera body small.
680g Carrying this weight all day may not be very comfortable for you.
Body Thickness 86mm With a thickness of 86mm,Blackmagic Cinema 4K is not a pocketable camera for sure.