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Avon 3D Ultra Supersport vs Kumho Ecsta XS KU36 — Compared (May 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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5 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 | 3D Ultra Supersport | Ecsta XS KU36 |
|---|---|---|
| Tyre Reviews owners | 100 | 91 |
Wet
Why this score
| Source | 3D Ultra Supersport | Ecsta XS KU36 |
|---|---|---|
| Tyre Reviews owners | – | 74 |
Comfort
Why this score
| Source | 3D Ultra Supersport | Ecsta XS KU36 |
|---|---|---|
| Tyre Reviews owners | 100 | 62 |
Treadwear
Why this score
| Source | 3D Ultra Supersport | Ecsta XS KU36 |
|---|---|---|
| Tyre Reviews owners | 100 | 74 |
Handling
Why this score
| Source | 3D Ultra Supersport | Ecsta XS KU36 |
|---|---|---|
| Tyre Reviews owners | 100 | 84 |
Scores at a glance
| Category | Avon 3D Ultra Supersport | Kumho Ecsta XS KU36 |
|---|---|---|
| Relative Score | 100 | 77 |
| Dry | 100 | 91 |
| Wet | – | 74 |
| Comfort | 100 | 62 |
| Treadwear | 100 | 74 |
| Handling | 100 | 84 |
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 Avon 3D Ultra Supersport is highly regarded by motorcycle riders for its exceptional grip and versatility across both road and track environments. Users express high satisfaction with its performance, indicating a strong intent to repurchase the product.
Pros
- Exceptional grip levels
- Suitable for both road and track use
- High rider satisfaction and brand loyalty
Cons
- Lack of data regarding wet weather performance
Observations
- Reported as a strong performance choice for middleweight naked motorcycles like the Suzuki SV650.
The Kumho Ecsta XS KU36 is widely regarded as a budget-friendly, performance-oriented tire that excels in dry grip and track-day environments. While users appreciate its aggressive handling and value proposition, the consensus highlights significant drawbacks regarding road noise and steering feedback, making it better suited for dedicated weekend or track vehicles rather than daily commuters.
Pros
- Exceptional dry surface grip and cornering confidence
- Strong, rigid sidewall construction
- High value-to-performance ratio
- Surprisingly capable performance in wet conditions for a semi-slick design
Cons
- High levels of road noise that tend to worsen over time
- Lack of steering precision and on-center feel
- Rapid tread wear consistent with aggressive performance compounds
- Limited stability in heavy rain or at high speeds on wet surfaces
Observations
- Users running staggered setups (e.g., 245/40/18 front and 275/35/18 rear) report positive experiences with dry grip and cornering.
- Drivers with already loud or modified vehicles tend to be less bothered by the tire's significant road noise compared to those in stock, quieter vehicles.
Specs side by side
| Attribute | A · Avon 3D Ultra Supersport | B · Kumho Ecsta XS KU36 |
|---|---|---|
| Category | Summer Extreme Performance tires | Summer Extreme Performance tires |
| Vehicle type | Motorcycle | Passenger Car / Crossover |
Which one should you actually buy?
Avon
Kumho
Winner: Avon 3D Ultra Supersport — better comfort, treadwear and handling. It leads or ties in every category we score.
Avon 3D Ultra Supersport scores 100 vs 62 on comfort.
Avon 3D Ultra Supersport scores 100 vs 74 on treadwear.
Avon 3D Ultra Supersport scores 100 vs 84 on handling.
Avon 3D Ultra Supersport scores 100 vs 91 on dry.
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.