I'm using them (Alfa romeo), they seem as grippy as Hankook kinergy 4s2, Nokian AS, Pirelli Cinturato AS, Conti Sport 5 on wet and dry, -3°C -> +38°C, not tested on snow.
They are also way smoother than the V shaped All Season , especially at Autobahn speeds (here in Europe, All Seasons are the...