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Goodyear Eagle F1 SuperSport vs Kumho Ecsta KU39 — Compared (September 2026)
Our Relative Score blends 60% objective test data with 40% owner-review signal — so any two tires can be compared even if they were never tested on the same day.
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6 categories, side by side
Each bar is the Relative Score for that category. Expand a tile to see the test results and owner ratings behind it.
Dry
Why this score
| Source | Eagle F1 SuperSport | Ecsta KU39 |
|---|---|---|
| Professional tests (TWG score) | 83 | – |
| Tyre Reviews owners | 95 | 86 |
| SimpleTire owners | 100 | – |
Wet
Why this score
| Source | Eagle F1 SuperSport | Ecsta KU39 |
|---|---|---|
| Professional tests (TWG score) | 80 | – |
| Tyre Reviews owners | 81 | 78 |
| SimpleTire owners | 100 | – |
Comfort
Why this score
| Source | Eagle F1 SuperSport | Ecsta KU39 |
|---|---|---|
| Professional tests (TWG score) | 60 | – |
| Tyre Reviews owners | 74 | 81 |
| SimpleTire owners | 80 | – |
Noise
Why this score
| Source | Eagle F1 SuperSport | Ecsta KU39 |
|---|---|---|
| Professional tests (TWG score) | 87 | – |
| SimpleTire owners | 100 | – |
Treadwear
Why this score
| Source | Eagle F1 SuperSport | Ecsta KU39 |
|---|---|---|
| Tyre Reviews owners | 71 | 73 |
Handling
Why this score
| Source | Eagle F1 SuperSport | Ecsta KU39 |
|---|---|---|
| Tyre Reviews owners | 91 | 76 |
| DriverReviews owners | 86 | – |
Scores at a glance
| Category | Goodyear Eagle F1 SuperSport | Kumho Ecsta KU39 |
|---|---|---|
| Relative Score | 79 | 78 |
| Dry | 88 | 86 |
| Wet | 81 | 78 |
| Comfort | 67 | 81 |
| Noise | 87 | – |
| Treadwear | 72 | 73 |
| Handling | 91 | 76 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Weight the categories that matter to you
Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.
Tire A
Tire B
Only categories both tires have data for count toward the headline score.
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Goodyear Eagle F1 SuperSport is widely regarded as a high-performance, track-capable tire that offers exceptional dry grip, precise steering feedback, and excellent value compared to premium competitors like the Michelin Pilot Sport 4S. While it excels in spirited driving and handling, some users report a firmer ride, increased road noise, and inconsistent performance in cold or damp conditions, with tread wear varying significantly based on vehicle torque and driving style.
Pros
- Exceptional dry grip and cornering stability
- Direct and communicative steering feedback
- Strong value proposition compared to Michelin and Continental alternatives
- Impressive wet weather performance for a UUHP tire
- Robust sidewall construction providing high-speed stability
Cons
- Increased road noise and NVH compared to comfort-oriented tires
- Performance drop-off in cold temperatures or damp conditions
- Tread wear can be rapid on high-torque or track-heavy applications
- Stiffer ride quality may be perceived as harsh on poor road surfaces
- Occasional reports of overnight flat-spotting
Observations
- Users with high-torque FWD hot hatches noted excellent traction off the line but reported faster front-tire wear.
- Drivers switching from factory run-flat tires consistently reported significant improvements in comfort, steering feel, and overall grip.
- Performance varies by manufacturer-specific OE markings (e.g., Audi vs. BMW spec), with some users noting differences in sidewall stiffness and compound behavior.
The Kumho Ecsta KU39 is widely regarded as a high-value, mid-range performance tire that offers a compelling alternative to premium brands. Users consistently praise its excellent dry and wet grip, comfort, and low noise levels, often noting that it outperforms more expensive tires while significantly reducing road noise and harshness. While most users are satisfied with the performance, some report concerns regarding tread longevity and a soft sidewall that can impact handling precision during aggressive cornering.
Pros
- Exceptional value for money compared to premium competitors
- Strong wet and dry traction
- Outstanding ride comfort and low road noise
- Progressive and predictable handling characteristics
Cons
- Inconsistent tread life, with some users reporting premature wear
- Soft sidewalls can lead to a lack of steering sharpness or 'squirm' under heavy load
- Performance can drop off noticeably as tread depth approaches 3mm
- Occasional reports of sidewall durability issues or blowouts
Observations
- Users transitioning from run-flat tires on BMW and Mini models reported significant improvements in ride comfort and noise reduction.
- Drivers of high-horsepower, rear-wheel-drive vehicles (e.g., BMW 330ci, Jaguar XJ) noted the tire handles power well but can be sensitive to inflation pressure to maintain optimal handling.
- Some users on heavier vehicles or those with aggressive driving styles reported faster-than-expected tread wear.
Specs side by side
| Attribute | A · Goodyear Eagle F1 SuperSport | B · Kumho Ecsta KU39 |
|---|---|---|
| Category | Summer Max Performance tires | Summer Ultra High Performance tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 19 | — |
| Rim diameters | 18″ – 23″ | — |
| Tread depth | 7 - 10/32″ | — |
| UTQG | 080 - 300 A - AA A | — |
| Sidewall | Black Side Wall - Serrated Black Lettering | — |
| Max pressure | 50 - 51 psi | — |
Which one should you actually buy?
Goodyear
Kumho
Too close to call: Goodyear Eagle F1 SuperSport and Kumho Ecsta KU39 are within 2 points overall. Goodyear Eagle F1 SuperSport is stronger on handling and wet. Kumho Ecsta KU39 is stronger on comfort.
Goodyear Eagle F1 SuperSport scores 91 vs 76 on handling.
Kumho Ecsta KU39 scores 81 vs 67 on comfort.
Goodyear Eagle F1 SuperSport scores 81 vs 78 on wet.
How do we compare tires?
Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements) normalized against the best tire in each test and weighted toward recent tests. 40% comes from thousands of owner reviews collected from retailers and review sites. When a tire has only one of the two, we use what exists and say so.
Community buzz from Reddit and forums is shown for context only — it never changes the score.