If you are in the market of buying a new set of winter tyres and you have decided upon a non-studded tyre, the Nokian Hakkapeliitta R3 is the best option to go for. You will get world class driving comfort and safety out of this tyre.
It has excellent grip during winter on both snow and ice. The grip is achieved by the addition of bio-based grip crystals to the tread as well as the tread design that gives you a claw like grip on ice. In addition to the excellent grip on snow and ice, it has a very low rolling resistance, which means that you save money on fuel as you drive. So by possibly paying a bit more for the high quality tyres, you will gain it quickly back with current gasoline prices.