Comparison: Kumho Ecsta PS91 vs. Pirelli P ZERO PZ4 (2026)

In this comparison, we are comparing a tyre from a manufacturer from South Korea (Kumho) against a tyre from a manufacturer from Italy (Pirelli). Generally, Pirelli summer tyres are slightly better rated (85%) than Kumho (70%). In this particular case, the Pirelli P ZERO PZ4 has a better rating of 89% compared to 36% of the Kumho Ecsta PS91. The first tyre test of Kumho Ecsta PS91 was done in 2015, compared to 2017 when was the Pirelli P ZERO PZ4 first tested. Important for this comparison is also the SportAuto 2023 225/40 R18 test, where both the Ecsta PS91 and the P ZERO PZ4 were tested. See more mutual tests below. When it comes to comparison, eu labels can be also interesting - 68% of Kumho Ecsta PS91 has B wet grip rating, whereas 61% of Pirelli P ZERO PZ4 has A rating. We also know where Ecsta PS91 is made - Korea.