Tests 77 · 11 tests Owners 77 · 18 reviews
Best test result: #1 of 11 in 2019 19 Inch Performance Winter Tyre Test (wet braking)
Relative Score (0–100): 60% professional tests, 40% owner reviews.
UltraGrip Performance+ is ahead, 78–72
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Tests 77 · 11 tests Owners 77 · 18 reviews
Best test result: #1 of 11 in 2019 19 Inch Performance Winter Tyre Test (wet braking)
Tests 71 · 1 test Owners 74 · 13 reviews
Best test result: #2 of 10 in 2017 Autocenter Studded Winter Tyre Test (wet braking)
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Professional tests (TWG score) | 71 | 69 |
| Reviews found online | 72 | 72 |
| Dry Braking (% of best) | 99% | 97% |
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Professional tests (TWG score) | 86 | 77 |
| Reviews found online | 81 | 78 |
| Wet Braking (% of best) | 100% | 96% |
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Professional tests (TWG score) | 86 | 67 |
| Reviews found online | 77 | 77 |
| Snow Braking (% of best) | 96% | 98% |
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Professional tests (TWG score) | 72 | – |
| Reviews found online | 78 | 69 |
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Professional tests (TWG score) | 57 | – |
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Professional tests (TWG score) | 73 | – |
| Reviews found online | 75 | 73 |
| Source | UltraGrip Performance+ | WeatherMaster WSC |
|---|---|---|
| Reviews found online | 79 | 72 |
| Category | Goodyear UltraGrip Performance+ | Cooper WeatherMaster WSC |
|---|---|---|
| Relative Score | 78 | 72 |
| Dry | 71 | 70 |
| Wet | 84 | 77 |
| Snow | 82 | 71 |
| Comfort | 74 | 69 |
| Noise | 61 | – |
| Treadwear | 74 | 70 |
| Handling | 79 | 72 |
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.
UltraGrip Performance+
WeatherMaster WSC
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 | UltraGrip Performance+ | WeatherMaster WSC | Δ | Both? |
|---|---|---|---|---|---|
| Dry Braking | Dry | 99% #6/20 · 2019 Auto Bild Winter 17 inch Tyre Test | 97% #6/10 · 2017 Autocenter Studded Winter Tyre Test | +1.6 | Different tests |
| Ice Braking | Ice | 97% #7/15 · 2023 ADAC 17 inch Winter Tyre Test | 69% #9/10 · 2017 Autocenter Studded Winter Tyre Test | +28.1 | Different tests |
| Overall Ranking | Overall | 33% #3/15 · 2023 ADAC 17 inch Winter Tyre Test | 0% #11/9 · 2018 Autofil Studdable Winter Tire Test R16 | +33.3 | Different tests |
| Snow Braking | Snow | 96% #6/13 · 2021 Auto Bild Sports Car Winter Tyre Test | 98% #5/10 · 2017 Autocenter Studded Winter Tyre Test | −2.7 | Different tests |
| Wet Braking | Wet | 100% #1/11 · 2019 19 Inch Performance Winter Tyre Test | 96% #2/10 · 2017 Autocenter Studded Winter Tyre Test | +3.7 | Different tests |
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
| Attribute | A · Goodyear UltraGrip Performance+ | B · Cooper WeatherMaster WSC |
|---|---|---|
| Category | Winter | Winter |
| Vehicle type | Passenger Car / Crossover | SUV and 4x4 |
| Sizes available | 88 | — |
| Rim diameters | 15″ – 22″ | — |
Goodyear UltraGrip Performance+
Cooper WeatherMaster WSC
Winner: Goodyear UltraGrip Performance+ — better snow, wet and handling. It leads or ties in every category we score.
Goodyear UltraGrip Performance+ scores 82 vs 71 on snow.
Goodyear UltraGrip Performance+ scores 84 vs 77 on wet.
Goodyear UltraGrip Performance+ scores 79 vs 72 on handling.
Goodyear UltraGrip Performance+ scores 74 vs 69 on comfort.
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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.