Originally Posted by polonus
Exactly. And that is why BMW M3 on larger wheels always will be faster and sharper, but less comfy
Size of the wheels on race vehicles are determined by rules and regulations. For example F1 uses 13" wheels, not because 13 inch wheels are better then 18, or 20, but because that is the law.
You are still not completely getting my point, but I'm done with this.