But don't get winter tires confused with studded snow tires. The channels in winter tires are often wider, and there are more of them than in all-season tires. AdvertisementAdvertisementHow to Tell If It's a Winter TireTelling winter tires from all-season tires is easy. Pannonia/Getty ImagesJust remember: Winter tires are not studded tires. \"Studded tires are not the best practice,\" she says, while admitting that the Lilienthals do have and sometimes use studded tires.