Tests – · none yet Owners 48 · 15 reviews
Bridgestone Ecopia EP422 vs Michelin Premier A/S — Compared
Relative Score (0–100): 60% professional tests, 40% owner reviews.
Premier A/S is ahead, 62–54
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Tests – · none yet Owners 58 · 7 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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52
Dry
Premier A/S +1466Why this score
Source Ecopia EP422 Premier A/S Reviews found online 44 65 -
56
Wet
Premier A/S +1369Why this score
Source Ecopia EP422 Premier A/S Reviews found online 51 69 -
56
Snow
Premier A/S +157Why this score
Source Ecopia EP422 Premier A/S Reviews found online 46 49 -
57
Comfort
Premier A/S +865Why this score
Source Ecopia EP422 Premier A/S Reviews found online 44 62 -
62
Noise
No comparison–Why this score
Source Ecopia EP422 Premier A/S Reviews found online 54 – -
58
Treadwear
Ecopia EP422 +751Why this score
Source Ecopia EP422 Premier A/S Reviews found online 52 41 -
43
Handling
Premier A/S +2063Why this score
Source Ecopia EP422 Premier A/S Reviews found online 43 63
Scores at a glance
| Category | Bridgestone Ecopia EP422 | Michelin Premier A/S |
|---|---|---|
| Relative Score | 54 | 62 |
| Dry | 52 | 66 |
| Wet | 56 | 69 |
| Snow | 56 | 57 |
| Comfort | 57 | 65 |
| Noise | 62 | – |
| Treadwear | 58 | 51 |
| Handling | 43 | 63 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Weight the categories that matter to you
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.
Ecopia EP422
Premier A/S
Only categories both tires have data for count toward the headline score.
Pros, cons & observations
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
Tire A Ecopia EP422
Not enough owner reviews yet to extract themes.
Tire B Premier A/S
Pros
- Comfortable ride quality with effective bump damping
- Predictable and precise handling in dry conditions
- Good center-line tracking and steering feedback
Cons
- Disappointing tread life and premature wear
- Poor traction and confidence in snow and ice
- Susceptibility to hydroplaning at highway speeds
Specs side by side
| Attribute | A · Bridgestone Ecopia EP422 | B · Michelin Premier A/S |
|---|---|---|
| Category | — | All Season |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 6 | — |
| Rim diameters | 15″ – 17″ | — |
| Tread depth | 10/32″ | — |
| UTQG | 480 A A | — |
| Treadwear warranty | 65,000 mi | — |
| Sidewall | Blackwall | — |
| Max pressure | 51 psi | — |
Which one should you actually buy?
Bridgestone Ecopia EP422
Michelin Premier A/S
Winner: Michelin Premier A/S — better handling, dry and wet. Pick the Bridgestone Ecopia EP422 if treadwear matters most to you.
Michelin Premier A/S scores 63 vs 43 on handling.
Michelin Premier A/S scores 66 vs 52 on dry.
Michelin Premier A/S scores 69 vs 56 on wet.
Michelin Premier A/S scores 65 vs 57 on comfort.
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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.
Community buzz from Reddit and forums is shown for context only — it never changes the score.