I was looking at the new DPR studio results for the Nikon Z fc. I actually changed the Olympus to the Z50:
m.dpreview.com
The high iso performance of all these cameras in JPEG and Raw is really impressive.

Nikon Z fc added to studio test scene
We've shot our standard studio test scene with Nikon's latest APS-C offering, the Z fc. Take a look at how it performs in both JPEG and Raw modes under daylight and tungsten-balanced lighting.

The high iso performance of all these cameras in JPEG and Raw is really impressive.