82
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
83/100
9 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated September 2026
Pirelli Diablo Rosso III vs Pirelli Diablo Rosso IV — 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.
VS
81
/ 100
Objective (60%)
70/100
1 professional test
User signal (40%)
87/100
7 owner reviews
Prices change daily — check the retailer for your size.
VerdictToo close to call: Pirelli Diablo Rosso III and Pirelli Diablo Rosso IV are within 2 points overall. Pirelli Diablo Rosso III is stronger on wet.
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Category breakdown
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
Score (0–100)
Diablo Rosso III leads by 1
Why this score
| Source | Diablo Rosso III | Diablo Rosso IV |
|---|---|---|
| Professional tests (TWG score) | – | 87 |
| Tyre Reviews owners | 90 | 93 |
Wet
Score (0–100)
Diablo Rosso III leads by 5
Why this score
| Source | Diablo Rosso III | Diablo Rosso IV |
|---|---|---|
| Professional tests (TWG score) | – | 67 |
| Tyre Reviews owners | 77 | 79 |
Comfort
Score (0–100)
Diablo Rosso III leads by 2
Why this score
| Source | Diablo Rosso III | Diablo Rosso IV |
|---|---|---|
| Tyre Reviews owners | 88 | 86 |
Treadwear
Score (0–100)
Diablo Rosso IV leads by 1
Why this score
| Source | Diablo Rosso III | Diablo Rosso IV |
|---|---|---|
| Tyre Reviews owners | 75 | 76 |
Handling
Score (0–100)
Diablo Rosso IV leads by 1
Why this score
| Source | Diablo Rosso III | Diablo Rosso IV |
|---|---|---|
| Tyre Reviews owners | 90 | 91 |
| DriverReviews owners | – | 92 |
Scores at a glance
| Category | Pirelli Diablo Rosso III | Pirelli Diablo Rosso IV |
|---|---|---|
| Relative Score | 82 | 81 |
| Dry | 90 | 89 |
| Wet | 77 | 72 |
| Comfort | 88 | 86 |
| Treadwear | 75 | 76 |
| Handling | 90 | 91 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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Recomputed
Headline score
82
/ 100
Tire A
81
/ 100
Tire B
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Pirelli Diablo Rosso III is widely regarded as a high-performance sport tire that excels in providing predictable grip, excellent feedback, and confidence-inspiring wet-weather handling. While users consistently praise its agility and performance on twisty roads, there is a notable divide regarding tread longevity, with some riders experiencing rapid wear compared to more specialized track-focused or touring alternatives.
Pros
- Exceptional dry grip and predictable handling at various lean angles
- Improved wet-weather performance compared to more aggressive track-oriented tires
- Fast warm-up times providing immediate confidence
- High level of rider feedback and stability under heavy braking
Cons
- Inconsistent tread life, with some users reporting premature rear tire wear
- Potential for rapid degradation under aggressive riding styles
- Isolated reports of structural issues such as delamination
Observations
- Sportbike riders (Ducati 959 Panigale, Yamaha R1) report high satisfaction with the tire's ability to handle aggressive cornering and track-day usage.
- Users transitioning from touring-oriented tires (e.g., Scorpion Trail) to the Rosso III note a significant increase in agility and cornering capability, though at the expense of touring longevity.
The Pirelli Diablo Rosso IV is widely regarded as a top-tier hypersport tire that offers significant improvements in feedback, warm-up time, and lean-angle confidence over its predecessors. While users consistently praise its performance in both wet and dry conditions, the consensus notes that these gains come at a premium price point and with potential longevity trade-offs depending on riding style.
Pros
- Exceptional dry and wet grip with rapid warm-up times.
- High level of precision and confidence at deep lean angles.
- Improved feedback and stability compared to previous generations (DR2/DR3).
- Surprisingly good low-speed stability and handling characteristics.
Cons
- Higher price point compared to competitors and previous models.
- Performance consistency may degrade as the tire reaches the end of its service life.
- Potential for increased wear rates under aggressive riding conditions.
Observations
- Users reported significant improvements in resistance to cupping on smaller displacement bikes (e.g., PCX 125) compared to the Diablo Rosso II.
- Aggressive riders utilizing standard sportbike sizes (120/70 and 190/55) report that the tire maintains performance characteristics comparable to more track-focused compounds like the Rosso Corsa II.
Specifications
Specs side by side
| Attribute | A · Pirelli Diablo Rosso III | B · Pirelli Diablo Rosso IV |
|---|---|---|
| Category | Summer Max Performance tires | Summer Max Performance tires |
| Vehicle type | Motorcycle | Motorcycle |
Final verdict
Which one should you actually buy?
82
/ 100
Pirelli
81
/ 100
Pirelli
Too close to call: Pirelli Diablo Rosso III and Pirelli Diablo Rosso IV are within 2 points overall. Pirelli Diablo Rosso III is stronger on wet.
Pick tire A
Your priority is wet-weather safety
Pirelli Diablo Rosso III scores 77 vs 72 on wet.
Tire A · Pirelli Diablo Rosso III
Tire B · Pirelli Diablo Rosso IV
More comparisons
Also compared with
Pirelli Diablo Rosso III also compared with
Pirelli Diablo Rosso IV also compared with
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.