Panasonic continues to update their flagship 4K camera - the mighty Panasonic Varicam 35 by enhancing frame rate and codec options in latest firmware version 5.0. New codec options such as AVC-Intra 422 and AVC-Intra100 60i/50i formats are just some of the improvements in the latest firmware update.
Panasonic DVX200 is quite the unique camcorder. It features a 4/3 type 4K CMOS large sensor and a fantastic 13x zoom fixed Leica Dicomar lens all into a familiar handheld camcorder design. Just earlier today, Panasonic release the latest firmware 1.40 for the camera which adds support for a wireless remote control via an iPad app as well as other improvements.
The flagship Sony A7R II and A7S II cameras are significant achievements for Sony in terms of technical prowess, but upon release some cameras of this range had some issues with overheating when recording in 4K internally for extended periods of time, but now Sony has issues a firmware update to remedy this phenomenon.