Tests – · 1 test Owners 58 · 16 reviews
Best test result: #15 of 19 in 2022 Consumer Reports Ultra High Performance All-Season Tires (overall ranking)
Relative Score (0–100): 60% professional tests, 40% owner reviews.
S FIT AS leads, 63–60 Narrow edge
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Tests – · 1 test Owners 58 · 16 reviews
Best test result: #15 of 19 in 2022 Consumer Reports Ultra High Performance All-Season Tires (overall ranking)
Tests 67 · 1 test Owners 56 · 6 reviews
Best test result: #3 of 3 in 2025 AutoView Extreme Performance Tyre Test (overall ranking)
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Professional tests (TWG score) | – | 60 |
| Reviews found online | 62 | 65 |
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Professional tests (TWG score) | – | 75 |
| Reviews found online | 59 | 67 |
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Reviews found online | 41 | 54 |
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Reviews found online | 63 | 48 |
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Reviews found online | 61 | 64 |
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Professional tests (TWG score) | 74 | – |
| Reviews found online | 61 | 40 |
| Source | S FIT AS | N'Fera SUR4G |
|---|---|---|
| Reviews found online | 61 | 55 |
| Category | Laufenn S FIT AS | Nexen N'Fera SUR4G |
|---|---|---|
| Relative Score | 63 | 60 |
| Dry | 64 | 62 |
| Wet | 62 | 71 |
| Snow | 52 | 60 |
| Comfort | 66 | 58 |
| Noise | 64 | 66 |
| Treadwear | 69 | 51 |
| Handling | 61 | 55 |
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.
S FIT AS
N'Fera SUR4G
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 | S FIT AS | N'Fera SUR4G | Δ | Both? |
|---|---|---|---|---|---|
| Overall Ranking | Overall | 22% #15/19 · 2022 Consumer Reports Ultra High Performance All-Season Tires | 33% #3/3 · 2025 AutoView Extreme Performance Tyre Test | −11.1 | Different tests |
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
| Attribute | A · Laufenn S FIT AS | B · Nexen N'Fera SUR4G |
|---|---|---|
| Category | All Season | Summer |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Tread depth | — | 8/32″ |
| UTQG | — | 200 A A |
| Sidewall | — | Blackwall |
| Max pressure | — | 51 psi |
Laufenn S FIT AS
Nexen N'Fera SUR4G
Winner: Laufenn S FIT AS — better treadwear, comfort and handling. Pick the Nexen N'Fera SUR4G if wet and snow matter most to you.
Laufenn S FIT AS scores 69 vs 51 on treadwear.
Nexen N'Fera SUR4G scores 71 vs 62 on wet.
Laufenn S FIT AS scores 66 vs 58 on comfort.
Nexen N'Fera SUR4G scores 60 vs 52 on snow.
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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.