In this comparison, we are comparing a tyre from a manufacturer from (
Triangle) against a tyre from a manufacturer from South Korea (
Nexen). Generally,
Nexen winter tyres are slightly better rated (34%) than
Triangle (15%). In this particular case, the Nexen N Fera Primus has a better rating of 60% 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 Nexen N Fera Primus first tested.