The mid-engine 500HP Hyundai Genesis Coupe has landed

nurburgring

we are comparing car to car. the gen coupe 3.8 track model comes with leather and all that. so the apples to apples comparison is the 370z touring sport. same equipped car.

as for your first question.

from the site:

* 19-inch Euroflange gunmetal finish alloy wheels with staggered high-performance summer-compound Bridgestone Potenza RE050A tires (P225/40YR19 front, P245/40YR19 rear)
* Unique Brembo braking system with 13.4-inch ventilated front rotors, 42mm four-piston fixed front calipers (red), 13.0-inch ventilated rear rotors, 32mm+28mm four-piston fixed rear calipers (red)
* Unique track-tuned suspension, higher-rate coil springs, higher-control shock absorbers, 25mm front stabilizer bar, 22mm rear stabilizer bar, strut brace
* Torsen-type limited-slip differential