Originally Posted by TimothyH

Last night I rode with 38 mm tires.

I was previously running 35's and wanted to see if the extra volume increased comfort noticeably and what the trade off would be in terms of weight and rolling resistance. Same brand and model of tire and I honestly thought I'd wasted a bunch of money.

The difference was really surprising. The added weight and resistance was negligible but the added comfort was really remarkable given that it was only 3 mm. It was super plush, like riding a mid-70's Cadillac.


-Tim-