The camera drops to 12 bit when shooting in some modes such as continuous, bulb, or long exposure. This is true all the way to the A7rIV and the A9II as far as

The camera drops to 12 bit when shooting in some modes such as continuous, bulb, or long exposure. This is true all the way to the A7rIV and the A9II as far as I know. Here's an article with analysis: https://blog.kasson.com/a7riv/sony-a7riv-edr-in-continuous-compressed-mode/ https://blog.kasson.com/a7riv/sony-a7riv-edr-in-continuous-c... Here's a Sony site with the breakdown of the different bit depths you get in different modes for different cameras (note that ILCE-7RM4 is the A7rIV): https://www.sony.ca/en/electronics/support/e-mount-body-ilce-7-series/ilce-7m2/articles/00229990 https://www.sony.ca/en/electronics/support/e-mount-body-ilce...