Originally Posted by
dynaryder
Wrong. I noticed a world of difference swapping tires on my bikes. In one case I went from 1.95" Crossroads to 2" Marathon Supremes,in another I went from 45mm Borough XC's to 42mm Contact Lites;both were much more pleasant to ride in stop-and-go traffic,and were easier to climb up steep hills.
That's rolling resistance, not wheel weight.