FW 2.0 new features: Higher Bitrate (similar to the GH4, also for the 1080p too) 4K + the usual FullHD, HD recording mode Slow motion mode at 240fps and 120fps New codec (Panasonic patent, AVC-I-U) Framerate control (24p,25p,30p,50p,60p, including the slow motion one) Updated ColourCreator FullHD 4:2:2 in MJPEG mode too Uncompressed HDMI with 4K support More manual control during recording mode Better mic control UHS-2 support (improvement of the UHS support) Improvement of the Wifi control (including a live control) A lot of picture improvement and art filter update (composite, etc…)