Tests 85 · 10 tests Owners 71 · 40 reviews
Best test result: #1 of 16 in 2024 ADAC Summer Tyre Test (abrasion)
Relative Score (0–100): the weighted average of the categories below, each 60% road tests and 40% owner reviews (comfort 40/60). Based on 10 + 0 road tests and 40 + 12 owner reviews. How we score
Primacy 4+ is ahead, 78–67
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Tests 85 · 10 tests Owners 71 · 40 reviews
Best test result: #1 of 16 in 2024 ADAC Summer Tyre Test (abrasion)
Tests – · none yet Owners 66 · 12 reviews
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Professional tests (TWG score) · 9 / – tests | 82 | ≈ 67 (est.) |
| Reviews found online | 71 | 65 |
Primacy 4+: 60% × 82.4 + 40% × 71 = 78
Primacy LC: 60% × 66.9 (est.) + 40% × 65.3 = 66
No road tests of dry for Primacy LC. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.41).
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Professional tests (TWG score) · 9 / – tests | 82 | ≈ 70 (est.) |
| Reviews found online | 75 | 70 |
Primacy 4+: 60% × 82 + 40% × 74.6 = 79
Primacy LC: 60% × 70.4 (est.) + 40% × 70.1 = 70
No road tests of wet for Primacy LC. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Professional tests (TWG score) · 1 / – tests | 73 | ≈ 69 (est.) |
| Reviews found online | 69 | 70 |
Primacy 4+: 40% × 72.9 + 60% × 69.4 = 71
Primacy LC: 40% × 68.8 (est.) + 60% × 69.5 = 69
No road tests of comfort for Primacy LC. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.20).
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Professional tests (TWG score) · 7 / – tests | 76 | – |
| Reviews found online | ≈ 66 (est.) | – |
Primacy 4+: 60% × 76.4 + 40% × 66.4 (est.) = 72
No owner ratings of noise for Primacy 4+. The owner half is the owners’ average (66): owners’ noise ratings barely follow the road tests, so the tests say nothing about how owners would rate it.
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Professional tests (TWG score) · 4 / – tests | 95 | ≈ 65 (est.) |
| Reviews found online | 70 | 61 |
Primacy 4+: 60% × 94.9 + 40% × 69.7 = 85
Primacy LC: 60% × 64.6 (est.) + 40% × 61.3 = 63
No road tests of treadwear for Primacy LC. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.36).
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Reviews found online | 67 | 62 |
| Source | Primacy 4+ | Primacy LC |
|---|---|---|
| Professional tests (TWG score) · 8 / – tests | 78 | – |
| Category | Michelin Primacy 4+ | Michelin Primacy LC |
|---|---|---|
| Relative Score | 78 | 67 |
| Dry | 78 | 66 |
| Wet | 79 | 70 |
| Comfort | 71 | 69 |
| Noise | 72 | – |
| Treadwear | 85 | 63 |
| Handling (owners) | 67 | 62 |
| Efficiency | 78 | – |
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.
Only one of the two tires has a score here, so this weight changes nothing in the head-to-head.
Primacy 4+
Primacy LC
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 · Michelin Primacy 4+ | B · Michelin Primacy LC |
|---|---|---|
| Category | Summer | Summer |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 66 | — |
| Rim diameters | 16″ – 21″ | — |
Michelin Primacy 4+
Michelin Primacy LC
Winner: Michelin Primacy 4+ — better treadwear, dry and wet. It leads or ties in every category we score. Michelin Primacy LC rests on little evidence so far (0 tests, 12 reviews), so read this result as provisional.
Michelin Primacy 4+ scores 85 vs 63 on treadwear.
Michelin Primacy 4+ scores 78 vs 66 on dry.
Michelin Primacy 4+ scores 79 vs 70 on wet.
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Michelin Primacy 4+, 79 vs 70 on our wet score.
Michelin Primacy 4+, 78 vs 66 on our dry score.
Neither, by our numbers: 71 vs 69 on the comfort score, within 3 points.
Michelin Primacy 4+, 85 vs 63 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