Tests 74 · 25 tests Owners 75 · 44 reviews
Best test result: #3 of 6 in 2019 L’Argus Winter Tire Test R16 (overall ranking)
Relative Score (0–100): 60% professional tests, 40% owner reviews.
Winter Sport 5 is ahead, 76–66
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Tests 74 · 25 tests Owners 75 · 44 reviews
Best test result: #3 of 6 in 2019 L’Argus Winter Tire Test R16 (overall ranking)
Tests – · none yet Owners 65 · 13 reviews
Best test result: #1 of 6 in 2012 Auto Bild Sports Winter Tyre Test (overall ranking)
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Professional tests (TWG score) | 66 | – |
| Reviews found online | 71 | 66 |
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Professional tests (TWG score) | 85 | – |
| Reviews found online | 78 | 73 |
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Professional tests (TWG score) | 86 | – |
| Reviews found online | 77 | 51 |
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Professional tests (TWG score) | 75 | – |
| Reviews found online | 74 | 68 |
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Professional tests (TWG score) | 12 | – |
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Professional tests (TWG score) | 76 | – |
| Reviews found online | 74 | 69 |
| Source | Winter Sport 5 | Ultra Grip 8 Performance |
|---|---|---|
| Reviews found online | 74 | 65 |
| Category | Dunlop Winter Sport 5 | Goodyear Ultra Grip 8 Performance |
|---|---|---|
| Relative Score | 76 | 66 |
| Dry | 68 | 67 |
| Wet | 82 | 72 |
| Snow | 82 | 59 |
| Comfort | 75 | 68 |
| Noise | 34 | – |
| Treadwear | 75 | 67 |
| Handling | 74 | 65 |
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.
Neither tire has a score here yet, so this weight changes nothing.
Winter Sport 5
Ultra Grip 8 Performance
Only categories both tires have data for count toward the headline score.
Each result is shown as % of the best tire in that test. “Same test” rows are the strictest comparison: both tires were measured side by side.
| Discipline | Category | Winter Sport 5 | Ultra Grip 8 Performance | Δ | Both? |
|---|---|---|---|---|---|
| Overall Ranking | Overall | 60% #3/6 · 2019 L’Argus Winter Tire Test R16 | 100% #1/6 · 2012 Auto Bild Sports Winter Tyre Test | −40.0 | Different tests |
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
| Attribute | A · Dunlop Winter Sport 5 | B · Goodyear Ultra Grip 8 Performance |
|---|---|---|
| Category | Winter | Winter |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 46 | 14 |
| Rim diameters | 15″ – 21″ | 16″ – 18″ |
| Tread depth | — | 10 - 11/32″ |
| Sidewall | — | Raised Black Lettering |
| Max pressure | — | 50 - 51 psi |
Dunlop Winter Sport 5
Goodyear Ultra Grip 8 Performance
Winner: Dunlop Winter Sport 5 — better snow, wet and handling. It leads or ties in every category we score.
Dunlop Winter Sport 5 scores 82 vs 59 on snow.
Dunlop Winter Sport 5 scores 82 vs 72 on wet.
Dunlop Winter Sport 5 scores 74 vs 65 on handling.
Dunlop Winter Sport 5 scores 75 vs 67 on treadwear.
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Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements), each result compared with every other tire in the same test and newer tests counting more. 40% comes from owner reviews found online, adjusted for how generously each site rates. Both use one scale: the average tested tire gets 70, the best 100. When a tire has only one of the two, the missing half is estimated from the other and the score stays closer to average; with no road test and fewer than five owner reviews it gets no score yet.
Community buzz from Reddit and forums is shown for context only — it never changes the score.