In this comparison, we are comparing a tyre from a manufacturer from (
Triangle) against a tyre from a manufacturer from USA (
Goodyear). Generally,
Goodyear winter tyres are slightly better rated (94%) than
Triangle (15%). In this particular case, the Goodyear Eagle F1 Asymmetric 6 has a better rating of 92% compared to 7% of the Triangle EffeXWinter TW421. The first tyre test of Triangle EffeXWinter TW421 was done in 2025, compared to 2022 when was the Goodyear Eagle F1 Asymmetric 6 first tested.