82
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
81/100
11 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated September 2026
Pirelli Angel ST 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 Angel ST and Pirelli Diablo Rosso IV are within 2 points overall. Pirelli Angel ST is stronger on wet and comfort. Pirelli Diablo Rosso IV is stronger on handling and dry.
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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 IV leads by 5
Why this score
| Source | Angel ST | Diablo Rosso IV |
|---|---|---|
| Professional tests (TWG score) | – | 87 |
| Tyre Reviews owners | 84 | 93 |
Wet
Score (0–100)
Angel ST leads by 11
Why this score
| Source | Angel ST | Diablo Rosso IV |
|---|---|---|
| Professional tests (TWG score) | – | 67 |
| Tyre Reviews owners | 83 | 79 |
Comfort
Score (0–100)
Angel ST leads by 3
Why this score
| Source | Angel ST | Diablo Rosso IV |
|---|---|---|
| Tyre Reviews owners | 89 | 86 |
Treadwear
Score (0–100)
Angel ST leads by 2
Why this score
| Source | Angel ST | Diablo Rosso IV |
|---|---|---|
| Tyre Reviews owners | 78 | 76 |
Handling
Score (0–100)
Diablo Rosso IV leads by 10
Why this score
| Source | Angel ST | Diablo Rosso IV |
|---|---|---|
| Tyre Reviews owners | 81 | 91 |
| DriverReviews owners | 86 | 92 |
Scores at a glance
| Category | Pirelli Angel ST | Pirelli Diablo Rosso IV |
|---|---|---|
| Relative Score | 82 | 81 |
| Dry | 84 | 89 |
| Wet | 83 | 72 |
| Comfort | 89 | 86 |
| Treadwear | 78 | 76 |
| Handling | 81 | 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 Angel ST is widely regarded as a dependable, versatile sport-touring tire that offers a strong balance of dry grip, stability, and longevity. While users generally praise its predictable handling and confidence-inspiring performance in varied conditions, some riders report inconsistent wear patterns and a noticeable drop-off in performance as the tire nears the end of its service life.
Pros
- Excellent dry grip and cornering stability
- Predictable and reliable performance in wet conditions
- Strong longevity for sport-touring applications
- Neutral and responsive steering characteristics
Cons
- Rapid, sudden wear once the tire reaches the end of its tread life
- Requires a brief warm-up period to reach optimal operating temperature
- Inconsistent wet-weather performance compared to premium competitors
- Potential for cupping if tire pressures are not strictly managed
Observations
- Heavy sport-touring motorcycles, such as the Yamaha FJR1300, benefit from running higher-than-factory tire pressures to prevent cupping and improve responsiveness.
- The rear tire performance is noted to be more stable and predictable when the motorcycle is loaded with a passenger and luggage, suggesting the carcass design favors heavier loads.
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 Angel ST | B · Pirelli Diablo Rosso IV |
|---|---|---|
| Category | Summer Premium Touring 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 Angel ST and Pirelli Diablo Rosso IV are within 2 points overall. Pirelli Angel ST is stronger on wet and comfort. Pirelli Diablo Rosso IV is stronger on handling and dry.
Pick tire A
Your priority is wet-weather safety
Pirelli Angel ST scores 83 vs 72 on wet.
Pick tire B
You enjoy sharp, responsive handling
Pirelli Diablo Rosso IV scores 91 vs 81 on handling.
Pick tire B
You want the most grip on dry roads
Pirelli Diablo Rosso IV scores 89 vs 84 on dry.
Pick tire A
You want the most comfortable ride
Pirelli Angel ST scores 89 vs 86 on comfort.
Tire A · Pirelli Angel ST
Tire B · Pirelli Diablo Rosso IV
More comparisons
Also compared with
Pirelli Angel ST 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.