155/80 R14 doesn't belong to the most popular dimensions for summer tyres - there are 1 tyre models available, which can be compared to 155/60 R15, 170/60 R17, 160/60 R14. Let's break down the sizing - 80 is height of the tyre, which is calculated as 80% of the tyre width (155mm), which means the sidewall height has 124 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 1896.27 mm, which is very similar to 215/40 R17(1896.89 mm), 185/60 R15(1894.38 mm), 195/50 R16(1889.35 mm), 205/55 R15(1905.38 mm), 175/70 R14(1886.84 mm), 215/45 R16(1884.64 mm), 215/35 R18(1909.15 mm).