One of the major tests reviewers are eager to perform regarding the new Nikon Z9, is the examination of its ability to produce almost zero rolling shutter artifacts when shooting videos. Therefore, the Z9 was compared to the very fast Sony Alph 1. Both of them present solid results in eliminating the skewed images when shooting fast-moving objects.
Source: https://ymcinema.com/2022/01/03/nikon-z9-vs-sony-alpha-1-rolling-shutter-comparison/