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 | Harmony |
|---|---|---|
| Professional tests (TWG score) | 88 | – |
| Tire Rack owners | 89 | – |
| Tyre Reviews owners | 80 | 100 |
| SimpleTire owners | 97 | – |
| Source | Crugen HT51 | Harmony |
|---|---|---|
| Professional tests (TWG score) | 92 | – |
| Tire Rack owners | 81 | – |
| Tyre Reviews owners | 80 | 100 |
| SimpleTire owners | 94 | – |
| Source | Crugen HT51 | Harmony |
|---|---|---|
| Professional tests (TWG score) | 91 | – |
| Tire Rack owners | 91 | – |
| Tyre Reviews owners | 60 | 100 |
| SimpleTire owners | 92 | – |
| Source | Crugen HT51 | Harmony |
|---|---|---|
| Professional tests (TWG score) | 94 | – |
| Tire Rack owners | 83 | – |
| Tyre Reviews owners | 67 | 100 |
| SimpleTire owners | 95 | – |
| Source | Crugen HT51 | Harmony |
|---|---|---|
| Professional tests (TWG score) | 87 | – |
| SimpleTire owners | 94 | – |
| Source | Crugen HT51 | Harmony |
|---|---|---|
| Tire Rack owners | 87 | – |
| Tyre Reviews owners | 73 | 100 |
| SimpleTire owners | 95 | – |
| Source | Crugen HT51 | Harmony |
|---|---|---|
| Tyre Reviews owners | 77 | 100 |
| Category | Kumho Crugen HT51 | Michelin Harmony |
|---|---|---|
| Relative Score | 80 | 100 |
| Dry | 85 | 100 |
| Wet | 87 | 100 |
| Snow | 78 | 100 |
| Comfort | 83 | 100 |
| Noise | 87 | – |
| Treadwear | 73 | 100 |
| Handling | 77 | 100 |
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 Michelin Harmony is highly regarded by users for its exceptional longevity and reliable build quality. Owners consistently report that the tire provides excellent value over its service life, solidifying its reputation as a durable choice.
| Attribute | A · Kumho Crugen HT51 | B · Michelin Harmony |
|---|---|---|
| Category | — | All Season Premium 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
Michelin
Winner: Michelin Harmony — better treadwear, handling and snow. It leads or ties in every category we score.
Michelin Harmony scores 100 vs 73 on treadwear.
Michelin Harmony scores 100 vs 77 on handling.
Michelin Harmony scores 100 vs 78 on snow.
Michelin Harmony scores 100 vs 83 on comfort.
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.
