185/55 R15 - Best tyres 2025 - market overview, tests, reviews

185/55 R15 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 - 55 is height of the tyre, which is calculated as 55% of the tyre width (185mm), which means the sidewall height has 101.75 mm. The wheel diameter is R15, which means it fits to a 15 inch/381mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 215/45 R16(1884.64 mm), 275/50 R20(2459.87 mm), 215/60 R16(2087.27 mm), 285/30 R20(2133.14 mm), 215/75 R16(2289.91 mm), 285/40 R20(2312.21 mm), 225/45 R17(1992.71 mm). You can find 185/55 R15 on 43 car models - mainly Fiat, Opel, Renault, Rover, Seat.