In this comparison, we are comparing a tyre from a manufacturer from Poland (Kormoran) against a tyre from a manufacturer from (Sailun). Kormoran is a brand that belongs to the Michelin group. Generally, Sailun summer tyres are slightly better rated (49%) than Kormoran (14%). The first tyre test of Kormoran Ultra High Performance was done in 2025, compared to 2024 when was the Sailun Atrezzo ZSR 2 first tested. Important for this comparison is also the Autobild 2025 225/40 R18 test, where both the Ultra High Performance and the Atrezzo ZSR 2 were tested.