Because of the excellent handling from the huge tires, face bending braking package on the sport package (while not as good as the Nismo Package)Stability and Traction control, and multiple airbags this thing can avoid most accidents or safe if in one.
Besides the fact that the Z has been around for more than 40 years and has an engine that has won multiple awards it is from Nissan who has long been known for having high quality and a forever life span.