Sony a7S III shoot 4K video at 120p, 10bit 4:2:2, FHD video at 240p. A7S III will is a complete redesign of the whole system, including the image sensor. A new 12MP stacked sensor is on the horizon and the Sony A7sIII will have a fully articulating screen like the one used in the Sony ZV-1.

• New 12MP stacked sensor with fast readout
• Sony a7SIII can records FHD@240fps, 4K@120fps 10bit 4:2:2 and 4K@120fps raw over HDMI
• Design similar to Sony a7R IV
• World’s highest resolution new 9.44 million dot EVF (QXGA resolution)
• New kind of passive (noise free) cooling system, like Panasonic S1H
• Fully articulating screen like the one used by the Sony ZV-1.
• No overheating, No recording time limits
• Support UHS-II SD card and new type CFexpress type A (new design)