205/70 R17 doesn't belong to the most popular dimensions for winter tyres - there are 1 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 (205mm), which means the sidewall height has 143.5 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 2258.18 mm, which is very similar to 265/35 R21
(2258.49 mm), 235/45 R20
(2260.38 mm), 265/30 R22
(2255.04 mm), 265/40 R20
(2261.95 mm), 235/50 R19
(2254.41 mm), 225/70 R16
(2266.34 mm), 235/55 R18
(2248.44 mm). There are multiple speed indexes available for winter tyres in 205/70 R17: R
(170km/h). The same goes for weight indexes: 115, 117.
