195/80 R15 doesn't belong to the most popular dimensions for winter tyres - there are tyre models available, which can be compared to
325/30 R21,
155/60 R15,
155/65 R13. Let's break down the sizing - 80 is height of the tyre, which is calculated as 80% of the tyre width (195mm), which means the sidewall height has 156 mm. The wheel diameter is R15, which means it fits to a 15 inch/381mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 180/55 R17
(1978.58 mm), 255/40 R20
(2236.81 mm), 185/60 R15
(1894.38 mm), 255/55 R18
(2317.55 mm), 190/50 R17
(1953.44 mm), 255/70 R16
(2398.29 mm), 195/55 R16
(1950.61 mm).
