Panasonic S5 preorders at BHphoto, Adorama. FocusCamera.
German S5 test:
Panasonic S5 vs GH5: which Lumix is best for video, vlogging and filmmaking? (DigitalCameraWorld).
Reviews in Asia:
Panasonic S5 hands-on by DC.watch
Panasonic S5 test a Mobile01.
Panasonic S5 hands-on by Mapcamera.
Panasonic S5 test at ZOL China.