Originally Posted by
droy45
Its definitely slower as the studded tires as compared to summer slicks make a huge difference. Also you're dressed heavier and the air is denser which also make a difference. I would say you 16 will drop to maybe 13 which is still very respectable for an average.
Yeah, I don't have studded tires and won't be using any for this winter, but I would be pretty happy with 13 (even though that's almost a 19% decrease).