Yeah a RAW image is like a 'digital negative' so it preserves all the data that the sensor in the camera captures. A JPEG or similar is processed and compressed

Yeah a RAW image is like a 'digital negative' so it preserves all the data that the sensor in the camera captures. A JPEG or similar is processed and compressed so the camera makes some decisions and 'bakes in' stylistic choices which are much harder to fix in post. You can read a bit more about it here: https://photographylife.com/raw-vs-jpeg https://photographylife.com/raw-vs-jpeg