195/45 R14 doesn't belong to the most popular dimensions for summer tyres - there are 2 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 (195mm), which means the sidewall height has 87.75 mm. The wheel diameter is R14, which means it fits to a 14 inch/355.6mm diameter wheel. The total circumference of the tyre is 1668.5 mm, which is very similar to 155/65 R13
(1670.38 mm), 165/65 R13
(1711.23 mm), 155/70 R13
(1719.08 mm), 160/60 R14
(1720.34 mm), 165/60 R14
(1739.19 mm), 195/45 R15
(1748.3 mm), 155/65 R14
(1750.18 mm). There are multiple speed indexes available for summer tyres in 195/45 R14: V
(240km/h). The same goes for weight indexes: 77.
