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 | Crugen HT51 | Scorpion STR |
|---|---|---|
| Professional tests (TWG score) | 88 | – |
| Tire Rack owners | 89 | 77 |
| Tyre Reviews owners | 80 | 83 |
| SimpleTire owners | 97 | 93 |
| Source | Crugen HT51 | Scorpion STR |
|---|---|---|
| Professional tests (TWG score) | 92 | – |
| Tire Rack owners | 81 | 74 |
| Tyre Reviews owners | 80 | 73 |
| SimpleTire owners | 94 | 92 |
| Source | Crugen HT51 | Scorpion STR |
|---|---|---|
| Professional tests (TWG score) | 91 | – |
| Tire Rack owners | 91 | 81 |
| Tyre Reviews owners | 60 | – |
| SimpleTire owners | 92 | 81 |
| Source | Crugen HT51 | Scorpion STR |
|---|---|---|
| Professional tests (TWG score) | 94 | – |
| Tire Rack owners | 83 | 66 |
| Tyre Reviews owners | 67 | 72 |
| SimpleTire owners | 95 | 89 |
| Source | Crugen HT51 | Scorpion STR |
|---|---|---|
| Professional tests (TWG score) | 87 | – |
| SimpleTire owners | 94 | 89 |
| Source | Crugen HT51 | Scorpion STR |
|---|---|---|
| Tire Rack owners | 87 | 75 |
| Tyre Reviews owners | 73 | 69 |
| SimpleTire owners | 95 | 87 |
| Source | Crugen HT51 | Scorpion STR |
|---|---|---|
| Tyre Reviews owners | 77 | 77 |
| Category | Kumho Crugen HT51 | Pirelli Scorpion STR |
|---|---|---|
| Relative Score | 81 | 82 |
| Dry | 85 | 88 |
| Wet | 87 | 83 |
| Snow | 78 | 81 |
| Comfort | 83 | 81 |
| Noise | 87 | 89 |
| Treadwear | 73 | 78 |
| Handling | 77 | 77 |
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
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Kumho Crugen H/T51 is widely regarded as a high-value, versatile highway tire that offers impressive wet and dry traction comparable to premium competitors. While users appreciate its fuel efficiency and handling characteristics, long-term ownership experiences are polarized by reports of uneven tread wear and significant noise degradation over time.
The Pirelli Scorpion STR is widely regarded as a durable, long-lasting all-season tire that excels in highway comfort and consistent performance across varied road conditions. While many users praise its longevity and reliability for towing and daily commuting, a segment of the user base reports inconsistent experiences regarding tread life and noise levels as the tires age.
| Attribute | A · Kumho Crugen HT51 | B · Pirelli Scorpion STR |
|---|---|---|
| Category | — | All Season Touring tires |
| Vehicle type | — | SUV and 4x4 |
| Sizes available | 44 | 3 |
| Rim diameters | 15″ – 22″ | 18″ – 20″ |
| Tread depth | 12.5/32″ | 10/32″ |
| UTQG | 720 A A | 520 A A |
| Treadwear warranty | 70,000 mi | 65,000 mi |
| Sidewall | Blackwall | Blackwall |
| Max pressure | 50 psi | 44 psi |
Kumho
Pirelli
Too close to call: Kumho Crugen HT51 and Pirelli Scorpion STR are within 2 points overall. Kumho Crugen HT51 is stronger on wet. Pirelli Scorpion STR is stronger on treadwear, dry and snow.
Pirelli Scorpion STR scores 78 vs 73 on treadwear.
Kumho Crugen HT51 scores 87 vs 83 on wet.
Pirelli Scorpion STR scores 88 vs 85 on dry.
Pirelli Scorpion STR scores 81 vs 78 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.
