155/80 R12 - Best tyres 2025 - market overview, tests, reviews

155/80 R12 doesn't belong to the most popular dimensions for 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 (155mm), which means the sidewall height has 124 mm. The wheel diameter is R12, which means it fits to a 12 inch/304.8mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 295/45 R20(2430.02 mm), 225/75 R16(2337.03 mm), 325/30 R21(2288.34 mm), 235/45 R18(2100.78 mm), 235/55 R19(2328.23 mm), 235/70 R16(2310.33 mm), 160/60 R14(1720.34 mm).