81
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
86/100
7 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated September 2026
Bridgestone Battlax Hypersport S21 vs Bridgestone Battlax Sport Touring T31 — 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%)
72/100
1 professional test
User signal (40%)
80/100
2 owner reviews
Prices change daily — check the retailer for your size.
VerdictToo close to call: Bridgestone Battlax Hypersport S21 and Bridgestone Battlax Sport Touring T31 are within 2 points overall. Bridgestone Battlax Hypersport S21 is stronger on handling, dry and wet. Bridgestone Battlax Sport Touring T31 is stronger on treadwear.
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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)
Battlax Hypersport S21 leads by 11
Why this score
| Source | Battlax Hypersport S21 | Battlax Sport Touring T31 |
|---|---|---|
| Professional tests (TWG score) | – | 83 |
| Tyre Reviews owners | 95 | 85 |
Wet
Score (0–100)
Battlax Hypersport S21 leads by 5
Why this score
| Source | Battlax Hypersport S21 | Battlax Sport Touring T31 |
|---|---|---|
| Tyre Reviews owners | 80 | 75 |
Comfort
Score (0–100)
Battlax Hypersport S21 leads by 3
Why this score
| Source | Battlax Hypersport S21 | Battlax Sport Touring T31 |
|---|---|---|
| Tyre Reviews owners | 83 | 80 |
Treadwear
Score (0–100)
Battlax Sport Touring T31 leads by 22
Why this score
| Source | Battlax Hypersport S21 | Battlax Sport Touring T31 |
|---|---|---|
| Tyre Reviews owners | 63 | 85 |
Handling
Score (0–100)
Battlax Hypersport S21 leads by 15
Why this score
| Source | Battlax Hypersport S21 | Battlax Sport Touring T31 |
|---|---|---|
| Tyre Reviews owners | 95 | 80 |
Scores at a glance
| Category | Bridgestone Battlax Hypersport S21 | Bridgestone Battlax Sport Touring T31 |
|---|---|---|
| Relative Score | 81 | 81 |
| Dry | 95 | 84 |
| Wet | 80 | 75 |
| Comfort | 83 | 80 |
| Treadwear | 63 | 85 |
| Handling | 95 | 80 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.
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Recomputed
Headline score
81
/ 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 Bridgestone Battlax Hypersport S21 is widely regarded as a high-performance tire that excels in grip and handling, making it a favorite for aggressive street riding and occasional track use. While users praise its quick warm-up and confidence-inspiring cornering, the trade-off is a relatively short tread life, particularly for riders who spend significant time on straight roads.
Pros
- Exceptional dry grip and cornering stability
- Rapid warm-up time
- High performance capability suitable for track days
- Predictable and communicative road feel
Cons
- Limited tread longevity
- Rapid wear on the center compound during straight-line riding
- Reduced traction on painted road markings and pedestrian crossings
Observations
- Riders transitioning from 190/50 to 190/55 profiles on sportbikes like the Yamaha R1 report improved handling characteristics.
- The tire is specifically noted for its suitability on high-demand, high-horsepower sportbikes.
The Bridgestone Battlax Sport Touring T31 is viewed as a capable and communicative tire that performs well in spirited riding conditions. While it offers reliable grip, some users report a tendency for the tire to feel overly sensitive or skittish on uneven road surfaces.
Pros
- Strong dry grip on smooth road surfaces
- High level of road feedback and communication
- Capable of maintaining pace with sport-oriented motorcycles
- Improved wet weather performance compared to previous generations
Cons
- Tendency to skip or feel unsettled on rough, uneven road surfaces
- Feedback can occasionally be misleading, creating a false sensation of slipping
- Wet grip performance is considered good but not class-leading compared to dedicated sport tires
Observations
- Users of the GT-spec variant on heavy sport-touring motorcycles like the ST1300 report a generally positive experience with handling and feedback.
Specifications
Specs side by side
| Attribute | A · Bridgestone Battlax Hypersport S21 | B · Bridgestone Battlax Sport Touring T31 |
|---|---|---|
| Category | Summer Extreme Performance tires | Summer Premium Touring tires |
| Vehicle type | Motorcycle | Motorcycle |
Final verdict
Which one should you actually buy?
81
/ 100
Bridgestone
81
/ 100
Bridgestone
Too close to call: Bridgestone Battlax Hypersport S21 and Bridgestone Battlax Sport Touring T31 are within 2 points overall. Bridgestone Battlax Hypersport S21 is stronger on handling, dry and wet. Bridgestone Battlax Sport Touring T31 is stronger on treadwear.
Pick tire B
You want the longest tread life
Bridgestone Battlax Sport Touring T31 scores 85 vs 63 on treadwear.
Pick tire A
You enjoy sharp, responsive handling
Bridgestone Battlax Hypersport S21 scores 95 vs 80 on handling.
Pick tire A
You want the most grip on dry roads
Bridgestone Battlax Hypersport S21 scores 95 vs 84 on dry.
Pick tire A
Your priority is wet-weather safety
Bridgestone Battlax Hypersport S21 scores 80 vs 75 on wet.
Tire A · Bridgestone Battlax Hypersport S21
Tire B · Bridgestone Battlax Sport Touring T31
More comparisons
Also compared with
Bridgestone Battlax Hypersport S21 also compared with
Bridgestone Battlax Sport Touring T31 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.