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 Defender LTX M/S — 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
95
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
95/100
109 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Michelin Defender LTX M/S — better treadwear, handling and noise. It leads or ties in every category we score.
Read full
TireWheelGuide may earn a commission from purchases made via links on this page.
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)
Defender LTX M/S leads by 10
Why this score
| Source | Alenza AS Ultra | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 91 | 92 |
| Tyre Reviews owners | 82 | 94 |
Wet
Score (0–100)
Defender LTX M/S leads by 13
Why this score
| Source | Alenza AS Ultra | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 88 | 83 |
| Tyre Reviews owners | 76 | 91 |
Snow
Score (0–100)
Defender LTX M/S leads by 1
Why this score
| Source | Alenza AS Ultra | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 78 | 94 |
| Tyre Reviews owners | 68 | 80 |
Comfort
Score (0–100)
Defender LTX M/S leads by 13
Why this score
| Source | Alenza AS Ultra | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 85 | 84 |
| Tyre Reviews owners | 74 | 87 |
Noise
Score (0–100)
Defender LTX M/S leads by 15
Treadwear
Score (0–100)
Defender LTX M/S leads by 31
Why this score
| Source | Alenza AS Ultra | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 78 | 92 |
| Tyre Reviews owners | 55 | 97 |
Handling
Score (0–100)
Defender LTX M/S leads by 23
Why this score
| Source | Alenza AS Ultra | Defender LTX M/S |
|---|---|---|
| Tyre Reviews owners | 74 | 85 |
Scores at a glance
| Category | Bridgestone Alenza AS Ultra | Michelin Defender LTX M/S |
|---|---|---|
| Relative Score | 78 | 95 |
| Dry | 88 | 98 |
| Wet | 83 | 96 |
| Snow | 81 | 82 |
| Comfort | 83 | 96 |
| Noise | 80 | 95 |
| Treadwear | 66 | 97 |
| Handling | 74 | 97 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Personalize
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.
Neutral
NoneLessNeutralMoreMost
Important
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Important
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Recomputed
Headline score
78
/ 100
Tire A
95
/ 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 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 Defender LTX M/S is widely regarded as a premier all-season tire for trucks and SUVs, consistently praised for its exceptional tread longevity and balanced performance across various weather conditions. While the vast majority of users report superior ride comfort, stability, and fuel efficiency, a small minority of owners have noted issues with increased road noise as the tires age or inconsistent traction in specific wet-weather scenarios.
Pros
- Exceptional tread life often exceeding 60,000–80,000 miles
- Strong all-weather traction, particularly in dry and light snow conditions
- Improved fuel efficiency due to low rolling resistance
- High level of ride comfort and stability for heavy vehicles
- Reliable performance that often outperforms original equipment (OE) tires
Cons
- Increased road noise reported by some users as the tire tread wears down
- Higher price point compared to competitors
- Occasional reports of reduced wet-weather grip or traction loss during turns
- Limited off-road capability in mud or deep sand
Observations
- Heavy-duty truck owners (RAM 2500/3500) report high satisfaction with durability, even under heavy usage or towing conditions.
- SUV owners (Expedition, Highlander) frequently cite the tire as a significant upgrade over factory-installed rubber, specifically noting improvements in cabin quietness and fuel economy.
- Users recommend running higher tire pressures (40-45 psi) to optimize performance and handling on certain truck platforms.
Specifications
Specs side by side
| Attribute | A · Bridgestone Alenza AS Ultra | B · Michelin Defender LTX M/S |
|---|---|---|
| Category | All Season Premium Touring tires | Premium Touring All Season tire |
| Vehicle type | — | SUV and 4x4 |
| 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
95
/ 100
Michelin
Winner: Michelin Defender LTX M/S — better treadwear, handling and noise. It leads or ties in every category we score.
Pick tire B
You want the longest tread life
Michelin Defender LTX M/S scores 97 vs 66 on treadwear.
Pick tire B
You enjoy sharp, responsive handling
Michelin Defender LTX M/S scores 97 vs 74 on handling.
Pick tire B
You want a quieter cabin
Michelin Defender LTX M/S scores 95 vs 80 on noise.
Pick tire B
Your priority is wet-weather safety
Michelin Defender LTX M/S scores 96 vs 83 on wet.
Tire A · Bridgestone Alenza AS Ultra
Tire B · Michelin Defender LTX M/S
More comparisons
Also compared with
Bridgestone Alenza AS Ultra also compared with
Michelin Defender LTX M/S 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.