Tyre comparison
Kumho Ecsta PS91 vs Michelin Pilot Sport 4S
The Pilot Sport 4S scores higher for every kind of driver we tested. Choose the Pilot Sport 4S for dry grip, wet grip, tread life, quiet & comfort and efficiency. The Ecsta PS91 usually costs less.
Michelin
Pilot Sport 4S
The benchmark: huge dry grip, still excellent in the wet.
Max performance summer · Premium
Fit score by driver
The same 0–100 score the calculator ranks tyres by, weighted for each kind of driver. How we score
| Driver | Ecsta PS91 | Pilot Sport 4S |
|---|---|---|
| Daily driving, wet winters | 50 | 72 (higher) |
| Spirited roads, warm climate | 56 | 77 (higher) |
| Longest life and lowest cost | 50 | 73 (higher) |
Trait by trait
Out of 10, against other max performance tyres.
Ecsta PS91
Where the scores come from
Estimated: no independent test of this tyre found
Older gen; no current test read; kept near average.
Data last reviewed: October 2026
Pilot Sport 4S
Where the scores come from
Independent tests
- Tested by
- evo
- Year
- 2025
EVO 2025: 1st road score 22.7; 4th wet braking, 6th wet handling.
Data last reviewed: October 2026
Questions
Which is better, the Ecsta PS91 or the Pilot Sport 4S?
The Pilot Sport 4S scores higher for every kind of driver we tested. Choose the Pilot Sport 4S for dry grip, wet grip, tread life, quiet & comfort and efficiency. The Ecsta PS91 usually costs less.
Where do these ratings come from?
From independent tyre tests where they exist (ADAC, Auto Bild, Tyre Reviews, evo, Tire Rack and others), rated 1 to 10 against other tyres in the same category, last reviewed October 2026. Neither tyre maker nor any retailer can change them.