Competition in the $100-150k range:
Chevrolet ZR1: 755hp
Dodge Viper: 645hp
Audi RS7: 605hp
MB E63 AMG: 600
Nissan GTR: 600hp
MB GT-R AMG: 577hp
Audi R8 v10: 510 hp
Porsche GT3: 500hp
Aston Vantage: 500hp
Not to mention the f90 m5 and f13 m6.
It'll be interesting to see where the BMW m8 falls on price: is it a 911 turbo/ferrari competitor in the 200k area?