Originally Posted by
smashndash
Right seems like I made a hasty assumption. interesting how 2 rims of the same width are optimal for different tire sizes. Or maybe the 303S is more aero with 25s but they simply didn't test them because it's intended to be a gravel wheel.
I'm not sure about that. It seems like there's little advantage for them to say it's aero with 28mm if it's actually more aero with 25mm. No one is riding either size on gravel.