78
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
79/100
12 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Bridgestone Alenza AS Ultra vs Michelin Pilot Sport — 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
93
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
94/100
1,976 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Michelin Pilot Sport — better treadwear, handling and noise. It leads or ties in every category we score.
Read full
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Category breakdown
7 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)
Pilot Sport leads by 8
Why this score
| Source | Alenza AS Ultra | Pilot Sport |
|---|---|---|
| Tire Rack owners | 91 | – |
| Tyre Reviews owners | 82 | 92 |
Wet
Score (0–100)
Pilot Sport leads by 11
Why this score
| Source | Alenza AS Ultra | Pilot Sport |
|---|---|---|
| Tire Rack owners | 88 | – |
| Tyre Reviews owners | 76 | 82 |
Snow
Score (0–100)
Why this score
| Source | Alenza AS Ultra | Pilot Sport |
|---|---|---|
| Tire Rack owners | 78 | – |
| Tyre Reviews owners | 68 | – |
Comfort
Score (0–100)
Pilot Sport leads by 11
Why this score
| Source | Alenza AS Ultra | Pilot Sport |
|---|---|---|
| Tire Rack owners | 85 | – |
| Tyre Reviews owners | 74 | 75 |
Noise
Score (0–100)
Pilot Sport leads by 12
Treadwear
Score (0–100)
Pilot Sport leads by 24
Why this score
| Source | Alenza AS Ultra | Pilot Sport |
|---|---|---|
| Tire Rack owners | 78 | – |
| Tyre Reviews owners | 55 | 73 |
Handling
Score (0–100)
Pilot Sport leads by 22
Why this score
| Source | Alenza AS Ultra | Pilot Sport |
|---|---|---|
| Tyre Reviews owners | 74 | 81 |
Scores at a glance
| Category | Bridgestone Alenza AS Ultra | Michelin Pilot Sport |
|---|---|---|
| Relative Score | 78 | 93 |
| Dry | 88 | 96 |
| Wet | 83 | 94 |
| Snow | 81 | – |
| Comfort | 83 | 94 |
| Noise | 80 | 92 |
| Treadwear | 66 | 90 |
| Handling | 74 | 96 |
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
78
/ 100
Tire A
93
/ 100
Tire B
Only categories both tires have data for count toward the headline score.
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Bridgestone Alenza AS Ultra presents a polarized user experience, characterized by a significant divide between those praising its wet and dry handling performance and those disappointed by its longevity and noise levels. While some users report exceptional tread life and reliable all-season traction, others cite premature wear and intrusive road noise, suggesting that performance may vary significantly based on vehicle application and driving conditions.
Pros
- Strong traction on both wet and dry road surfaces
- Improved ride comfort and handling compared to some factory-installed alternatives
- Capable performance in varied weather conditions for some users
- High durability reported by long-term users
Cons
- Reports of premature tread wear and short service life
- Noticeable road noise compared to other premium tires
- Inconsistent performance in severe winter conditions, particularly on ice and deep snow
- Potential for reduced fuel economy
Observations
- Users on heavy SUVs and trucks report mixed results, with some achieving high mileage while others experience rapid tread degradation.
- Drivers transitioning from OEM tires, such as the Bridgestone Ecopia, have noted a distinct increase in cabin noise levels.
- Regular maintenance, specifically rotations every 5,000 miles, is highlighted as critical for maximizing the lifespan of this tire.
The Michelin Pilot Sport series is widely regarded as a benchmark for high-performance driving, offering a compelling balance of dry-weather grip, wet-weather confidence, and daily-driver comfort. While users frequently praise the tire's ability to transform vehicle handling compared to OEM run-flats, some owners report concerns regarding road noise, rapid tread wear on high-horsepower vehicles, and a noticeable decrease in range for electric vehicles.
Pros
- Exceptional wet and dry traction that inspires driver confidence.
- Significant improvement in ride comfort and steering feel compared to OEM run-flat tires.
- Predictable and progressive handling characteristics at the limit.
- Versatile performance suitable for both spirited driving and daily commuting.
Cons
- Higher road noise levels reported by some users, particularly on rough or chipped pavement.
- Rapid tread wear, especially on high-torque or high-horsepower vehicles.
- Increased rolling resistance leading to reduced range in electric vehicles.
- Premium price point compared to competitors.
Observations
- Tesla owners frequently note a 10-20% reduction in range due to the tire's rolling resistance, though they appreciate the superior wet/snow performance over OEM tires.
- Drivers of high-horsepower sports cars (e.g., Corvette, Mustang) report excellent grip but caution that tread life is significantly shortened by aggressive driving.
- Users replacing factory run-flats on luxury SUVs like the BMW X3 report an immediate and drastic improvement in ride quality and cabin quietness.
Specifications
Specs side by side
| Attribute | A · Bridgestone Alenza AS Ultra | B · Michelin Pilot Sport |
|---|---|---|
| Category | All Season Premium Touring tires | Summer Max Performance tires |
| Vehicle type | — | Passenger Car / Crossover |
| Sizes available | 46 | — |
| Rim diameters | 16″ – 22″ | — |
| Tread depth | 10/32″ | — |
| UTQG | 800 A A | — |
| Treadwear warranty | 80,000 mi | — |
| Sidewall | Blackwall | — |
| Max pressure | 44 psi | — |
Final verdict
Which one should you actually buy?
78
/ 100
Bridgestone
93
/ 100
Michelin
Winner: Michelin Pilot Sport — better treadwear, handling and noise. It leads or ties in every category we score.
Pick tire B
You want the longest tread life
Michelin Pilot Sport scores 90 vs 66 on treadwear.
Pick tire B
You enjoy sharp, responsive handling
Michelin Pilot Sport scores 96 vs 74 on handling.
Pick tire B
You want a quieter cabin
Michelin Pilot Sport scores 92 vs 80 on noise.
Pick tire B
Your priority is wet-weather safety
Michelin Pilot Sport scores 94 vs 83 on wet.
Tire A · Bridgestone Alenza AS Ultra
Tire B · Michelin Pilot Sport
More comparisons
Also compared with
Bridgestone Alenza AS Ultra also compared with
Michelin Pilot Sport 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.