calling all tires experts

I have a set of 16x8.5 coming in. I need a new set of tires, 200 treadwear

2 sizes are available for my application are 225 50 16 ($400) vs 245 45 16 ($750)

lets say the car has 400hp / 2500 lbs, weekend fun car

I am leaning towards the 225s ... thoughts ?