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.
Prices change daily — check the retailer for your size.
Prices change daily — check the retailer for your size.
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Each bar is the Relative Score for that category. Expand a tile to see the test results and owner ratings behind it.
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 87 | 92 |
| Tyre Reviews owners | – | 94 |
| SimpleTire owners | 93 | – |
| America's Tire owners | 94 | – |
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 74 | 83 |
| Tyre Reviews owners | – | 91 |
| SimpleTire owners | 94 | – |
| America's Tire owners | 91 | – |
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 90 | 94 |
| Tyre Reviews owners | – | 80 |
| SimpleTire owners | 80 | – |
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 71 | 84 |
| Tyre Reviews owners | – | 87 |
| SimpleTire owners | 84 | – |
| America's Tire owners | 88 | – |
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| SimpleTire owners | 84 | – |
| America's Tire owners | 90 | – |
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| Tire Rack owners | 86 | 92 |
| Tyre Reviews owners | – | 97 |
| SimpleTire owners | 87 | – |
| America's Tire owners | 90 | – |
| Source | Discoverer HT3 | Defender LTX M/S |
|---|---|---|
| Tyre Reviews owners | – | 85 |
| America's Tire owners | 91 | – |
| Category | Cooper Discoverer HT3 | Michelin Defender LTX M/S |
|---|---|---|
| Relative Score | 96 | 95 |
| Dry | 99 | 98 |
| Wet | 97 | 96 |
| Snow | 91 | 82 |
| Comfort | 97 | 96 |
| Noise | 94 | 95 |
| Treadwear | 95 | 97 |
| Handling | – | 97 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.
Tire A
Tire B
Only categories both tires have data for count toward the headline score.
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
Not enough owner reviews yet to extract themes.
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.
| Attribute | A · Cooper Discoverer HT3 | B · Michelin Defender LTX M/S |
|---|---|---|
| Category | — | Premium Touring All Season tire |
| Vehicle type | — | SUV and 4x4 |
| Sizes available | 17 | — |
| Rim diameters | 15″ – 20″ | — |
| Tread depth | 14 - 15/32″ | — |
| Treadwear warranty | 50,000 mi | — |
| Sidewall | Black Side Wall | — |
| Max pressure | 50 - 83 psi | — |
Cooper
Michelin
Too close to call: Cooper Discoverer HT3 and Michelin Defender LTX M/S are within 2 points overall. Cooper Discoverer HT3 is stronger on snow.
Cooper Discoverer HT3 scores 91 vs 82 on snow.
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.
