In this comparison, we are comparing a tyre from a manufacturer from Poland (Kormoran) against a tyre from a manufacturer from USA (Goodyear). Kormoran is a brand that belongs to the Michelin group. Generally, Goodyear summer tyres are slightly better rated (68%) than Kormoran (9%). The first tyre test of Kormoran Ultra High Performance was done in 2025, compared to 2022 when was the Goodyear Eagle F1 Asymmetric 6 first tested. Important for this comparison is also the Autobild 2025 225/40 R18 test, where both the Ultra High Performance and the Eagle F1 Asymmetric 6 were tested. When it comes to comparison, eu labels can be also interesting - 100% of Kormoran Ultra High Performance has C wet grip rating, whereas 98% of Goodyear Eagle F1 Asymmetric 6 has A rating.