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Bridgestone B381 vs Pirelli Diablo Rosso Corsa II — 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 | B381 | Diablo Rosso Corsa II |
|---|---|---|
| Tyre Reviews owners | 90 | 98 |
Wet
Why this score
| Source | B381 | Diablo Rosso Corsa II |
|---|---|---|
| Tyre Reviews owners | 90 | 86 |
Comfort
Why this score
| Source | B381 | Diablo Rosso Corsa II |
|---|---|---|
| Tyre Reviews owners | 90 | 84 |
Treadwear
Why this score
| Source | B381 | Diablo Rosso Corsa II |
|---|---|---|
| Tyre Reviews owners | 60 | 70 |
Handling
Why this score
| Source | B381 | Diablo Rosso Corsa II |
|---|---|---|
| Tyre Reviews owners | 80 | 94 |
Scores at a glance
| Category | Bridgestone B381 | Pirelli Diablo Rosso Corsa II |
|---|---|---|
| Relative Score | 80 | 84 |
| Dry | 90 | 98 |
| Wet | 90 | 86 |
| Comfort | 90 | 84 |
| Treadwear | 60 | 70 |
| Handling | 80 | 94 |
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
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Bridgestone B381 is viewed as a functional replacement tire that offers a noticeable improvement over aged, worn-out rubber. However, user experience is tempered by concerns regarding structural durability and potential issues with sidewall integrity.
Pros
- Improved performance compared to aged or worn tires
- Satisfactory baseline handling characteristics
Cons
- Reports of premature sidewall failure
- Susceptibility to developing bulges
- Potential for uneven tread wear
Observations
- Users noted that rear axle performance may be sensitive to wheel balancing requirements to prevent irregular wear patterns.
The Pirelli Diablo Rosso Corsa II is widely regarded as a high-performance tire that excels in dry grip, rapid warm-up, and handling precision. While users consistently praise its confidence-inspiring feedback and versatility, the consensus highlights a significant trade-off regarding tread longevity, which varies considerably based on riding style and usage intensity.
Pros
- Exceptional dry weather grip and handling feedback
- Rapid warm-up time for immediate performance
- Predictable and confidence-inspiring in wet conditions
- Agile turn-in characteristics
Cons
- Short tread life, particularly under aggressive or track-day usage
- Rapid wear rates compared to standard sport-touring alternatives
- High replacement frequency for high-mileage riders
Observations
- Performance varies significantly by usage, with track-day riders reporting faster wear than those utilizing the tire for mixed road riding.
- Users report that the tire maintains consistent performance characteristics even as the tread wears down.
Specs side by side
| Attribute | A · Bridgestone B381 | B · Pirelli Diablo Rosso Corsa II |
|---|---|---|
| Category | Summer Touring tires | Summer Extreme Performance tires |
| Vehicle type | Passenger Car / Crossover | Motorcycle |
Which one should you actually buy?
Bridgestone
Pirelli
Winner: Pirelli Diablo Rosso Corsa II — better handling, treadwear and dry. Pick the Bridgestone B381 if comfort and wet matter most to you.
Pirelli Diablo Rosso Corsa II scores 94 vs 80 on handling.
Pirelli Diablo Rosso Corsa II scores 70 vs 60 on treadwear.
Pirelli Diablo Rosso Corsa II scores 98 vs 90 on dry.
Bridgestone B381 scores 90 vs 84 on comfort.
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.