The Pilot Sport 4S has a treadwear rating of 300, while the Pilot Sport 4 has a treadwear rating of 320 (there are a few exceptions with 300 treadwear ratings, but not many).

Many of Michelin's tires are closely related, use similar naming conventions, and are available in similar sizes. Such is the case with the Michelin Pilot Sport 4S and Pilot Sport 4 — two very ...

If you’re in the market for a set of summer performance tires, the Michelin Pilot Sport 4S has been the go-to option for years. It’s a fantastic tire that absolutely deserves the reputation it ...