Tests – · none yet Owners 79 · 57 reviews
Continental WinterContact TS 850 vs Goodyear Ultra Grip 8 Performance — Compared
Relative Score (0–100): the weighted average of the categories below, each 60% road tests and 40% owner reviews (comfort 40/60). Based on 0 + 0 road tests and 57 + 14 owner reviews. How we score
WinterContact TS 850 is ahead, 76–66
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Tests – · none yet Owners 65 · 14 reviews
Category by category
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
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75
Dry
WinterContact TS 850 +966Why this score
Source WinterContact TS 850 Ultra Grip 8 Performance Professional tests (TWG score) ≈ 73 (est.) ≈ 66 (est.) Reviews found online 79 64 WinterContact TS 850: 60% × 72.6 (est.) + 40% × 79.2 = 75
Ultra Grip 8 Performance: 60% × 66.4 (est.) + 40% × 64.2 = 66
No road tests of dry for WinterContact TS 850. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.41).
No road tests of dry for Ultra Grip 8 Performance. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.41).
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81
Wet
WinterContact TS 850 +1071Why this score
Source WinterContact TS 850 Ultra Grip 8 Performance Professional tests (TWG score) ≈ 78 (est.) ≈ 71 (est.) Reviews found online 84 71 WinterContact TS 850: 60% × 78.1 (est.) + 40% × 84.3 = 81
Ultra Grip 8 Performance: 60% × 71 (est.) + 40% × 71.3 = 71
No road tests of wet for WinterContact TS 850. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
No road tests of wet for Ultra Grip 8 Performance. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
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71
Snow
WinterContact TS 850 +962Why this score
Source WinterContact TS 850 Ultra Grip 8 Performance Professional tests (TWG score) ≈ 71 (est.) ≈ 66 (est.) Reviews found online 72 56 WinterContact TS 850: 60% × 71 (est.) + 40% × 72.1 = 71
Ultra Grip 8 Performance: 60% × 65.7 (est.) + 40% × 55.5 = 62
No road tests of snow for WinterContact TS 850. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.32).
No road tests of snow for Ultra Grip 8 Performance. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.32).
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76
Comfort
WinterContact TS 850 +1066Why this score
Source WinterContact TS 850 Ultra Grip 8 Performance Professional tests (TWG score) ≈ 71 (est.) ≈ 68 (est.) Reviews found online 80 64 WinterContact TS 850: 40% × 70.8 (est.) + 60% × 79.5 = 76
Ultra Grip 8 Performance: 40% × 67.8 (est.) + 60% × 64.1 = 66
No road tests of comfort for WinterContact TS 850 or Ultra Grip 8 Performance. The test half is the tested tires’ average (69): owners’ comfort ratings barely follow the road tests.
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73
Treadwear
WinterContact TS 850 +568Why this score
Source WinterContact TS 850 Ultra Grip 8 Performance Professional tests (TWG score) ≈ 71 (est.) ≈ 67 (est.) Reviews found online 78 68 WinterContact TS 850: 60% × 70.6 (est.) + 40% × 77.7 = 73
Ultra Grip 8 Performance: 60% × 67.2 (est.) + 40% × 68.4 = 68
No road tests of treadwear for WinterContact TS 850. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.36).
No road tests of treadwear for Ultra Grip 8 Performance. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.36).
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81
Handling (owners)
WinterContact TS 850 +1764Why this score
Source WinterContact TS 850 Ultra Grip 8 Performance Reviews found online 81 64
Scores at a glance
| Category | Continental WinterContact TS 850 | Goodyear Ultra Grip 8 Performance |
|---|---|---|
| Relative Score | 76 | 66 |
| Dry | 75 | 66 |
| Wet | 81 | 71 |
| Snow | 71 | 62 |
| Comfort | 76 | 66 |
| Treadwear | 73 | 68 |
| Handling (owners) | 81 | 64 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Weight the categories that matter to you
Wet grip starts at “Important”. Treadwear starts at “Neutral” here: road tests measured it for at most one of the two tires, so it rests on owner reviews. Move the sliders and the scores update instantly.
WinterContact TS 850
Ultra Grip 8 Performance
The professional test results behind the scores
Per discipline: the average % of the best tire over every test both tires were in, and how many of those tests each one won. “Different tests” rows compare results from separate tests.
In the overall rankings of 5 tests that ran both, Continental WinterContact TS 850 finished ahead 4 times and Goodyear Ultra Grip 8 Performance 1 times.
| Discipline | Category | WinterContact TS 850 | Ultra Grip 8 Performance | Δ | Head-to-head |
|---|---|---|---|---|---|
| Also published by the testers (not in the score) | |||||
| Overall Ranking | Overall | #4/48 | #2/48 | – | 4–1 in 5 shared tests Newest: 2014 50 Winter Tyre Braking Overview · 225/50 R17 |
Pros, cons & observations
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
Tire A WinterContact TS 850
Pros
- Exceptional grip and traction in deep snow and icy conditions
- Outstanding performance in wet weather with strong resistance to aquaplaning
- High levels of ride comfort and low cabin noise
Cons
- Soft sidewalls can result in a 'floating' or vague steering feel during cornering
- Performance degrades noticeably in temperatures above 10-15°C
- Reports of accelerated shoulder wear, particularly on heavier or RWD vehicles
Tire B Ultra Grip 8 Performance
Pros
- Exceptional wet weather performance and aquaplaning resistance
- Low road noise levels compared to competitors
- Strong dry road stability and handling
Cons
- Inconsistent snow and ice traction reported by some users
- Potential for grip degradation as the tire ages
- Reports of increased fuel consumption
Specs side by side
| Attribute | A · Continental WinterContact TS 850 | B · Goodyear Ultra Grip 8 Performance |
|---|---|---|
| Category | Winter | Winter |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 5 | 14 |
| Rim diameters | 14″ – 16″ | 16″ – 18″ |
| Tread depth | — | 10 - 11/32″ |
| Sidewall | — | Raised Black Lettering |
| Max pressure | — | 50 - 51 psi |
| Sizes in common | 0 | 0 |
Which one should you actually buy?
Continental WinterContact TS 850
Goodyear Ultra Grip 8 Performance
Winner: Continental WinterContact TS 850 — better handling, wet and comfort. It leads or ties in every category we score. Goodyear Ultra Grip 8 Performance rests on little evidence so far (0 tests, 14 reviews), so read this result as provisional.
Continental WinterContact TS 850 scores 81 vs 64 on handling.
Continental WinterContact TS 850 scores 81 vs 71 on wet.
Continental WinterContact TS 850 scores 76 vs 66 on comfort.
Continental WinterContact TS 850 scores 75 vs 66 on dry.
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WinterContact TS 850 or Ultra Grip 8 Performance?
Which is better in the wet, WinterContact TS 850 or Ultra Grip 8 Performance?
Continental WinterContact TS 850, 81 vs 71 on our wet score.
Which grips better on dry roads, WinterContact TS 850 or Ultra Grip 8 Performance?
Continental WinterContact TS 850, 75 vs 66 on our dry score.
Which is better in snow, WinterContact TS 850 or Ultra Grip 8 Performance?
Continental WinterContact TS 850, 71 vs 62 on our snow score.
Which is more comfortable, WinterContact TS 850 or Ultra Grip 8 Performance?
Continental WinterContact TS 850, 76 vs 66 on our comfort score.
Which lasts longer, WinterContact TS 850 or Ultra Grip 8 Performance?
Continental WinterContact TS 850, 73 vs 68 on our treadwear score.
How do we compare tires?
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.
Handling is the exception: road tests measure it inside the dry and wet scores, so its own row comes from owner ratings only and starts as less important.
Community buzz from Reddit and forums is shown for context only — it never changes the score. Full methodology