Michelin Pilot Sport 4 S is a summer tyre made in total of 192 sizes, ranging from R18 to R18 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/45 R18 is 20mm wider than the narrowest dimension (205) and 90mm narrower than the widest one (315). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (225mm), which results in 101.25mm sidewall height. In 225/45 R18, there is only one possible speed index for Michelin Pilot Sport 4 S - "Y", which is good for speeds up to 300 km/h. In 225/45 R18, Pilot Sport 4 S usually competes against Eagle F1 Asymmetric 6, which is a tyre from Goodyear with a rating of 93%, compared to 94% of the Michelin in question.
SportAuto Summer tyre test 2023 225/40 R18 very good Ranked #3 of 11Securing a commendable 3rd place out of 11 contenders, the Michelin Pilot Sport 4 S delivered an outstanding performance, earning a final rating of "Very good". This tire showcased remarkable capabilities, particularly in areas vital for safety and control. Its strengths were highlighted by exceptional wet braking and brilliant aquaplaning safety, alongside its prowess on dry surfaces with solid braking, excellent precision, and minimal sensitivity to load changes. Notably, it excelled best in disciplines such as aquaplaning across and along the direction of travel, and dry braking, underlining its balanced performance across diverse conditions. However, it wasn't without its shortcomings; the Michelin Pilot Sport 4 S faced criticism for a somewhat unclear balance in wet handling and was noted for elevated rolling resistance and noise levels. Despite these minor drawbacks, its overall capabilities solidified its position as a top choice in the category.