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 | Solus Vier KH21 |
|---|---|---|
| Professional tests (TWG score) | 88 | – |
| Tire Rack owners | 89 | – |
| Tyre Reviews owners | 80 | 83 |
| SimpleTire owners | 97 | – |
| Source | Crugen HT51 | Solus Vier KH21 |
|---|---|---|
| Professional tests (TWG score) | 92 | – |
| Tire Rack owners | 81 | – |
| Tyre Reviews owners | 80 | 85 |
| SimpleTire owners | 94 | – |
| Source | Crugen HT51 | Solus Vier KH21 |
|---|---|---|
| Professional tests (TWG score) | 91 | – |
| Tire Rack owners | 91 | – |
| Tyre Reviews owners | 60 | – |
| SimpleTire owners | 92 | – |
| Source | Crugen HT51 | Solus Vier KH21 |
|---|---|---|
| Professional tests (TWG score) | 94 | – |
| Tire Rack owners | 83 | – |
| Tyre Reviews owners | 67 | 60 |
| SimpleTire owners | 95 | – |
| Source | Crugen HT51 | Solus Vier KH21 |
|---|---|---|
| Professional tests (TWG score) | 87 | – |
| SimpleTire owners | 94 | – |
| Source | Crugen HT51 | Solus Vier KH21 |
|---|---|---|
| Tire Rack owners | 87 | – |
| Tyre Reviews owners | 73 | 53 |
| SimpleTire owners | 95 | – |
| Source | Crugen HT51 | Solus Vier KH21 |
|---|---|---|
| Tyre Reviews owners | 77 | 78 |
| Category | Kumho Crugen HT51 | Kumho Solus Vier KH21 |
|---|---|---|
| Relative Score | 81 | 71 |
| Dry | 85 | 83 |
| Wet | 87 | 85 |
| Snow | 78 | – |
| Comfort | 83 | 60 |
| Noise | 87 | – |
| Treadwear | 73 | 53 |
| Handling | 77 | 78 |
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.
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 Kumho Solus Vier KH21 is perceived as a budget-friendly all-season option that provides adequate performance when new, particularly for drivers needing legal compliance with European winter regulations. However, user consensus highlights significant longevity issues, noting that performance, noise levels, and structural integrity degrade noticeably as the tread wears.
| Attribute | A · Kumho Crugen HT51 | B · Kumho Solus Vier KH21 |
|---|---|---|
| Category | — | All Season Touring tires |
| Vehicle type | — | Passenger Car / Crossover |
| Sizes available | 44 | — |
| Rim diameters | 15″ – 22″ | — |
| Tread depth | 12.5/32″ | — |
| UTQG | 720 A A | — |
| Treadwear warranty | 70,000 mi | — |
| Sidewall | Blackwall | — |
| Max pressure | 50 psi | — |
Kumho
Kumho
Winner: Kumho Crugen HT51 — better comfort and treadwear. It leads or ties in every category we score.
Kumho Crugen HT51 scores 83 vs 60 on comfort.
Kumho Crugen HT51 scores 73 vs 53 on treadwear.
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.
