The final cut of the 9th episode of the Tesla Motors Club Podcast, featuring Balazs Biro, of the prominent Hungarian EV channel Villanyautósok, is now available. You can watch it now on YouTube or listen to it on all major podcast networks.
The performance model has a separate parking brake caliper on the rear brakes, while the non-performance models have a single integrated caliper including the parking brakes. I do not know the other differences.