show prices It is made in total of 18 sizes, 205/70 R15 being the smallest and 255/50 R19 the largest. Barum is a brand from Czech Republic and belongs to the Continental group. Barum Polaris 5 4x4 replaced an older model - Barum Polaris 3 4x4. Eu ratings can provide interesting overview over the available dimensions - 100% of Barum Polaris 5 4x4 has "C" wet grip rating and most (89%) of the dimensions has "E" fuel-saving rating. Noise levels of most dimensions are average - 89% of them produce 72db noise, which result in "b" overall rating.