325/30 R19 doesn't belong to the most popular dimensions for winter tyres - there are 0 tyre models available, which can be compared to
155/60 R15,
170/60 R17,
160/60 R14. Let's break down the sizing - 30 is height of the tyre, which is calculated as 30% of the tyre width (325mm), which means the sidewall height has 97.5 mm. The wheel diameter is R19, which means it fits to a 19 inch/482.6mm diameter wheel. The total circumference of the tyre is 2128.74 mm, which is very similar to 245/45 R18
(2129.06 mm), 275/40 R18
(2127.49 mm), 245/40 R19
(2131.88 mm), 225/60 R16
(2124.97 mm), 285/30 R20
(2133.14 mm), 225/55 R17
(2134.08 mm), 195/70 R16
(2134.4 mm).
