Comparison: Cooper CS7 vs. Semperit Speed-Life 3 (2026)

In this comparison, we are comparing a tyre from a manufacturer from USA (Cooper) against a tyre from a manufacturer from Austria (Semperit). Semperit is a brand that belongs to the Continental group. Generally, Semperit summer tyres are slightly better rated (55%) than Cooper (54%). The first tyre test of Cooper CS7 was done in 2022, compared to 2021 when was the Semperit Speed-Life 3 first tested. Important for this comparison is also the ADAC 2022 185/65 R15 test, where both the CS7 and the Speed-Life 3 were tested. When it comes to comparison, eu labels can be also interesting - 100% of Cooper CS7 has C wet grip rating, whereas 98% of Semperit Speed-Life 3 has B rating.