Originally Posted by
Racing Dan
What im saying is it doesnt matter if the tyre is 23 or 32 mm, the area of the contact patch is the same if the tyre pressure and the load on the wheel is the same. If the load is 100 lbs and the pressure is 100 psi the area is 1 sq inch no matter and there is no reason 100 psi should feel any softer or harder just because you put it in a wider tyre or narrower tyre.
hmm, something not right with this statement ?
Understand you are using a base number for clarity, but if both a 23c and a 40c on appropriate rim size, no way 30psi "feels the same"
23c tire would be folded over the rim, i.e pinch flat