Backlit compositions are tricky with the new X-Trans III-sensor.
I have just started to use my X100F. I’m very happy and the rangefinder style is something complete different form my X-T2. But the lens and sensor produces the same matrix-artifacts in the lens flare as the X-T2, The problem is only apparent when the lens is pointed directly towards the sun. Tilting the camera a few degrees removes the artifacts – but may destroy your composition… In the screen dump below I have zoomed in on a ‘red spot’-area in Lightroom. The matrix is very pronounced (click for large picture):
Here is the full frame (pun intended):
Still happy, but cautious
I shot several photos without the disturbing red matrix, so It’s not a deal breaker for me. I just have to be aware of it…