235/70 R17 - Best winter tyres 2025 - market overview, tests, reviews

235/70 R17 doesn't belong to the most popular dimensions for winter tyres - there are 4 tyre models available, which can be compared to 155/60 R15, 170/60 R17, 160/60 R14. Let's break down the sizing - 70 is height of the tyre, which is calculated as 70% of the tyre width (235mm), which means the sidewall height has 164.5 mm. The wheel diameter is R17, which means it fits to a 17 inch/431.8mm diameter wheel. The total circumference of the tyre is 2390.12 mm, which is very similar to 235/65 R18(2396.09 mm), 255/50 R20(2397.04 mm), 255/55 R19(2397.35 mm), 255/60 R18(2397.66 mm), 285/35 R22(2382.27 mm), 255/65 R17(2397.98 mm), 255/70 R16(2398.29 mm). There are multiple speed indexes available for winter tyres in 235/70 R17: H(210km/h), T(190km/h). The same goes for weight indexes: 108, 109, 111.