>>3984467yes, sure, pixel is a unit in the image file, photosite is a sensor unit. but call it pixel for ease.
see image, regardless of "sensor" area, the light intensity is the same, it just depends into how many pixels the ligh is spread out to.
spread it to less pixels, you get better dynamic range and more light readouts
spread it to more pixels, you get less dynamic range and lower light readouts
