@Inazuma It is probably too late, but here is some recordings I did comparing the Panasonic LX100, G7, GX80, and Olympus OMD E-M5II.  Skin tones and the X-Rite Video Colour Checker Passport and DSC Labs Colour Chart.  All were set to custom white balance using an expo disk  before recording was started - the light was usual UK grey overcast. The lens used for the GX80, G7, and OMD E-M5 II was the Panasonic 12-35/2.8 zoom at 35mm at f2.8, ISO 200, 1/50s shutter.  The lens on the LX100 is the