90
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
88/100
13 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Avon Spirit ST vs Bridgestone Battlax BT 015 — 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.
VS
68
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
71/100
13 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Avon Spirit ST — better treadwear, wet and handling. It leads or ties in every category we score.
Read full
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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)
Spirit ST leads by 9
Why this score
| Source | Spirit ST | Battlax BT 015 |
|---|---|---|
| Tyre Reviews owners | 94 | 85 |
Wet
Score (0–100)
Spirit ST leads by 32
Why this score
| Source | Spirit ST | Battlax BT 015 |
|---|---|---|
| Tyre Reviews owners | 98 | 66 |
Comfort
Score (0–100)
Spirit ST leads by 8
Why this score
| Source | Spirit ST | Battlax BT 015 |
|---|---|---|
| Tyre Reviews owners | 85 | 77 |
Treadwear
Score (0–100)
Spirit ST leads by 33
Why this score
| Source | Spirit ST | Battlax BT 015 |
|---|---|---|
| Tyre Reviews owners | 85 | 52 |
Handling
Score (0–100)
Spirit ST leads by 12
Why this score
| Source | Spirit ST | Battlax BT 015 |
|---|---|---|
| Tyre Reviews owners | 87 | 75 |
Scores at a glance
| Category | Avon Spirit ST | Bridgestone Battlax BT 015 |
|---|---|---|
| Relative Score | 90 | 68 |
| Dry | 94 | 85 |
| Wet | 98 | 66 |
| Comfort | 85 | 77 |
| Treadwear | 85 | 52 |
| Handling | 87 | 75 |
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
90
/ 100
Tire A
68
/ 100
Tire B
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Avon Spirit ST is widely regarded as a high-performance sport-touring tire that offers exceptional grip and stability across diverse weather conditions. While most users praise its longevity and value, experiences are polarized, with some riders reporting significant issues regarding handling feedback and high-speed vibrations on specific heavy motorcycles.
Pros
- Excellent wet and dry weather grip
- High durability and resistance to squaring off
- Strong value proposition compared to premium competitors
- High stability under heavy loads and two-up riding
Cons
- Reports of vague steering feedback and reluctance to turn on certain bikes
- Inconsistent quality control leading to high-speed vibrations for some users
- Poor customer support resolution for warranty claims
- Extremely short tread life reported by a minority of users
Observations
- Users on heavy touring bikes like the BMW K1600GT reported significant high-speed vibration issues.
- Riders of mid-sized motorcycles like the Yamaha 700 noted improved stability and predictability compared to previous tires.
- Heavy-duty touring and two-up riding configurations consistently reported positive results regarding tire longevity and load stability.
The Bridgestone Battlax BT-015 is generally regarded as a capable, high-performance OEM tire that offers predictable handling and strong dry-weather grip. While users appreciate its stability and confidence-inspiring nature, the consensus is heavily marred by concerns regarding its short tread life and inconsistent longevity across different riding styles.
Pros
- Excellent dry-weather grip and road holding
- High-speed stability and predictable handling
- Progressive feedback when approaching traction limits
- Strong performance as an OEM-fitted tire for high-powered motorcycles
Cons
- Short tread life and rapid center wear
- Lack of clear feedback regarding optimal operating temperature
- Limited performance for dedicated track use compared to modern alternatives
- Inconsistent mileage results among different users
Observations
- Owners of high-powered bikes like the Honda CB1000R frequently report rapid center-tread wear, particularly during motorway riding.
- The tire is noted for maintaining stability at very high speeds, with some users reporting confidence at speeds exceeding 170mph.
Specifications
Specs side by side
| Attribute | A · Avon Spirit ST | B · Bridgestone Battlax BT 015 |
|---|---|---|
| Category | Summer Premium Touring tires | Summer High Performance tires |
| Vehicle type | Motorcycle | Motorcycle |
Final verdict
Which one should you actually buy?
90
/ 100
Avon
68
/ 100
Bridgestone
Winner: Avon Spirit ST — better treadwear, wet and handling. It leads or ties in every category we score.
Pick tire A
You want the longest tread life
Avon Spirit ST scores 85 vs 52 on treadwear.
Pick tire A
Your priority is wet-weather safety
Avon Spirit ST scores 98 vs 66 on wet.
Pick tire A
You enjoy sharp, responsive handling
Avon Spirit ST scores 87 vs 75 on handling.
Pick tire A
You want the most grip on dry roads
Avon Spirit ST scores 94 vs 85 on dry.
Tire A · Avon Spirit ST
Tire B · Bridgestone Battlax BT 015
More comparisons
Also compared with
Avon Spirit ST also compared with
Bridgestone Battlax BT 015 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.