DJI is bringing its stabilization know-how to cinematic content creation with the launch of the Ronin 4D system, which rolls a new full-frame gimbal camera, 4-axis stabilization, a LiDAR focusing, and video transmission/control into a single package.
Sony has launched the PXW-FX9 XDCAM camera at this year's International Broadcasting convention in Amsterdam.
Though 8K video recording for digital cameras is already on the horizon, 4K is pretty much where it's at for current models. But Panasonic is about to offer something inbetween. Currently in development, the Lumix S1H full-frame mirrorless camera is capable of recording 6K video.