Since the base Porsche isn’t single motor I don’t trust this analysis.
Of course the BMW is much cheaper and has some great attributes; the overall value is compelling, but the analysis itself is garbage.
There are two different widths of 22 inch wheels available and each comes with different tire widths.
If you choose a specific wheel on the configurator, once it’s in your build there will be a little i in a circle next to the wheel you picked, and you can click on that and it will show wheel...
Your tires need to have a sufficient load index for the weight of the vehicle. Usually tires in the same size will have a similar load index but not always. They also need to fit the rim widths (which differ significantly front to rear) while having the same diameter front and rear.
Unless you...