Tests 75 · 6 tests Owners 69 · 1,663 reviews
Best test result: #1 of 20 in 2021 Auto Bild 16 Inch Summer Tyre Test (wet handling)
Relative Score (0–100): the weighted average of the categories below, each 60% road tests and 40% owner reviews. Based on 6 + 0 road tests and 1,663 + 46 owner reviews. How we score
Ecsta HS51 leads, 73–69 Narrow edge
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Tests 75 · 6 tests Owners 69 · 1,663 reviews
Best test result: #1 of 20 in 2021 Auto Bild 16 Inch Summer Tyre Test (wet handling)
Tests – · none yet Owners 68 · 46 reviews
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
| Source | Ecsta HS51 | Proxes CF1 |
|---|---|---|
| Professional tests (TWG score) · 4 / – tests | 76 | ≈ 69 (est.) |
| Reviews found online | 71 | 70 |
Ecsta HS51: 60% × 76.4 + 40% × 70.5 = 74
Proxes CF1: 60% × 68.6 (est.) + 40% × 70 = 69
No road tests of dry for Proxes CF1. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.40).
| Source | Ecsta HS51 | Proxes CF1 |
|---|---|---|
| Professional tests (TWG score) · 4 / – tests | 79 | ≈ 71 (est.) |
| Reviews found online | 73 | 72 |
Ecsta HS51: 60% × 79 + 40% × 72.7 = 76
Proxes CF1: 60% × 71.1 (est.) + 40% × 72.2 = 72
No road tests of wet for Proxes CF1. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.56).
| Source | Ecsta HS51 | Proxes CF1 |
|---|---|---|
| Professional tests (TWG score) | ≈ 69 (est.) | ≈ 69 (est.) |
| Reviews found online | 69 | 69 |
Ecsta HS51: 60% × 69.1 (est.) + 40% × 69.1 = 69
Proxes CF1: 60% × 69 (est.) + 40% × 68.5 = 69
No road tests of comfort for Ecsta HS51 or Proxes CF1. The test half is the tested tires’ average (69): owners’ comfort ratings barely follow the road tests.
| Source | Ecsta HS51 | Proxes CF1 |
|---|---|---|
| Professional tests (TWG score) · 2 / – tests | 65 | – |
| Reviews found online | ≈ 67 (est.) | – |
Ecsta HS51: 60% × 65.2 + 40% × 67.3 (est.) = 66
No owner ratings of noise for Ecsta HS51. The owner half is the owners’ average (67): owners’ noise ratings barely follow the road tests, so the tests say nothing about how owners would rate it.
| Source | Ecsta HS51 | Proxes CF1 |
|---|---|---|
| Professional tests (TWG score) · 4 / – tests | 73 | ≈ 64 (est.) |
| Reviews found online | 65 | 60 |
Ecsta HS51: 60% × 72.7 + 40% × 64.9 = 70
Proxes CF1: 60% × 63.8 (est.) + 40% × 59.7 = 62
No road tests of treadwear for Proxes CF1. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.31).
| Source | Ecsta HS51 | Proxes CF1 |
|---|---|---|
| Reviews found online | 68 | 69 |
| Category | Kumho Ecsta HS51 | Toyo Proxes CF1 |
|---|---|---|
| Relative Score | 73 | 69 |
| Dry | 74 | 69 |
| Wet | 76 | 72 |
| Comfort | 69 | 69 |
| Noise | 66 | – |
| Treadwear | 70 | 62 |
| Handling (owners) | 68 | 69 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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.
Only one of the two tires has a score here, so this weight changes nothing in the head-to-head.
Ecsta HS51
Proxes CF1
Only categories both tires have data for count toward the headline score.
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
| Attribute | A · Kumho Ecsta HS51 | B · Toyo Proxes CF1 |
|---|---|---|
| Category | Summer | Summer |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 27 | — |
| Rim diameters | 14″ – 18″ | — |
Kumho Ecsta HS51
Toyo Proxes CF1
Narrow edge: Kumho Ecsta HS51 — better treadwear, dry and wet. Where the Toyo Proxes CF1 is ahead, it is by less than 3 points.
Kumho Ecsta HS51 scores 70 vs 62 on treadwear.
Kumho Ecsta HS51 scores 74 vs 69 on dry.
Kumho Ecsta HS51 scores 76 vs 72 on wet.
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Kumho Ecsta HS51, 76 vs 72 on our wet score.
Kumho Ecsta HS51, 74 vs 69 on our dry score.
Neither, by our numbers: 69 vs 69 on the comfort score, within 3 points.
Kumho Ecsta HS51, 70 vs 62 on our treadwear score.
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