145/80 R14 doesn't belong to the most popular dimensions for summer 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 (145mm), which means the sidewall height has 116 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 mm, which is very similar to 195/65 R15
(1993.34 mm), 265/40 R20
(2261.95 mm), 200/60 R17
(2110.52 mm), 265/60 R18
(2435.36 mm), 205/55 R15
(1905.38 mm), 275/30 R20
(2114.29 mm), 205/70 R15
(2098.58 mm). There are multiple speed indexes available for summer tyres in 145/80 R14: T
(190km/h). The same goes for weight indexes: 76.
