245/45 R16 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 - 45 is height of the tyre, which is calculated as 45% of the tyre width (245mm), which means the sidewall height has 110.25 mm. The wheel diameter is R16, which means it fits to a 16 inch/406.4mm diameter wheel. The total circumference of the tyre is 1969.46 mm, which is very similar to 205/60 R15
(1969.78 mm), 245/40 R17
(1972.29 mm), 185/60 R16
(1974.18 mm), 215/45 R17
(1964.44 mm), 195/70 R14
(1974.81 mm), 245/35 R18
(1975.12 mm), 215/40 R18
(1976.69 mm).
