Originally Posted by nuespeedgti
i have owned ws60, not sure on the ws70's. what i can tell you about the ws60's was that they were good in the deep, wet, slushy, and all the nasty winter gives you. in the dry and during spirited driving they were very lacking and felt like marshmallows. i can say the opposite of the winter sport 3d's. great in packed snow, light snow, slush, dry, rain, and feel very responsive during spirited driving. i can say that you may have to wait for the plow to do your development in the deep stuff. i had no issues with winter sports but wouldn't mind a spare set of ws60's for the real nasty stuff. ultimately you will have to trade off dry performance for snow/ice performance.
I can always switch back and forth between the comp 19s with summer and winter 18s I plan on driving with the summer 19s until forecasted first inclement weather then to switch over.