77
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
78/100
Owner ratings
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Cooper WeatherMaster SA2 vs Michelin Primacy MXM4 — Compared (May 2026)
Our Relative Score blends 60% objective test data with 40% owner-review signal — so any two tires can be compared even if they were never tested on the same day.
VS
72
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
63/100
9 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Cooper WeatherMaster SA2 — better handling, wet and comfort. It leads or ties in every category we score.
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Category breakdown
6 categories, side by side
Each bar is the Relative Score for that category. Expand a tile to see the test results and owner ratings behind it.
Dry
Score (0–100)
Primacy MXM4 leads by 1
Why this score
| Source | WeatherMaster SA2 | Primacy MXM4 |
|---|---|---|
| Tire Rack owners | – | 88 |
| Tyre Reviews owners | – | 76 |
Wet
Score (0–100)
WeatherMaster SA2 leads by 7
Why this score
| Source | WeatherMaster SA2 | Primacy MXM4 |
|---|---|---|
| Tire Rack owners | – | 85 |
| Tyre Reviews owners | – | 68 |
Snow
Score (0–100)
Why this score
| Source | WeatherMaster SA2 | Primacy MXM4 |
|---|---|---|
| Tire Rack owners | – | 60 |
| Tyre Reviews owners | – | 50 |
Comfort
Score (0–100)
WeatherMaster SA2 leads by 7
Why this score
| Source | WeatherMaster SA2 | Primacy MXM4 |
|---|---|---|
| Tire Rack owners | – | 84 |
| Tyre Reviews owners | – | 64 |
Treadwear
Score (0–100)
WeatherMaster SA2 leads by 1
Why this score
| Source | WeatherMaster SA2 | Primacy MXM4 |
|---|---|---|
| Tire Rack owners | – | 73 |
| Tyre Reviews owners | – | 80 |
Handling
Score (0–100)
WeatherMaster SA2 leads by 13
Why this score
| Source | WeatherMaster SA2 | Primacy MXM4 |
|---|---|---|
| Tyre Reviews owners | – | 64 |
Scores at a glance
| Category | Cooper WeatherMaster SA2 | Michelin Primacy MXM4 |
|---|---|---|
| Relative Score | 77 | 72 |
| Dry | 76 | 77 |
| Wet | 77 | 70 |
| Snow | – | 51 |
| Comfort | 73 | 66 |
| Treadwear | 80 | 79 |
| Handling | 77 | 64 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.
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Recomputed
Headline score
77
/ 100
Tire A
72
/ 100
Tire B
Only categories both tires have data for count toward the headline score.
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
Not enough owner reviews yet to extract themes.
The Michelin Primacy MXM4 is generally regarded as a comfort-oriented grand touring tire that excels in ride quality and tread longevity but falls short for performance-minded drivers. While users praise its ability to dampen road vibrations and maintain durability, many report lackluster handling, significant understeer, and underwhelming wet-weather traction when pushed.
Pros
- Exceptional ride comfort and vibration dampening
- Strong tread life and durability
- High fuel efficiency
- Effective resistance to aquaplaning in heavy rain
Cons
- Mediocre dry grip and handling precision
- Noticeable understeer when cornering
- Soft sidewalls that lack steering feedback
- Increased road noise on certain surfaces
Observations
- Drivers of high-torque FWD vehicles report significant wheelspin and traction issues in wet conditions.
- Tesla Model 3 owners noted a decline in handling performance compared to dedicated summer tires, suggesting the tire is better suited for comfort than spirited driving.
- The tire's run-flat variants are noted for maintaining a surprisingly soft and compliant ride despite their reinforced construction.
Specifications
Specs side by side
| Attribute | A · Cooper WeatherMaster SA2 | B · Michelin Primacy MXM4 |
|---|---|---|
| Category | Touring Winter tire | All Season Premium Touring tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
Final verdict
Which one should you actually buy?
77
/ 100
Cooper
72
/ 100
Michelin
Winner: Cooper WeatherMaster SA2 — better handling, wet and comfort. It leads or ties in every category we score.
Pick tire A
You enjoy sharp, responsive handling
Cooper WeatherMaster SA2 scores 77 vs 64 on handling.
Pick tire A
Your priority is wet-weather safety
Cooper WeatherMaster SA2 scores 77 vs 70 on wet.
Pick tire A
You want the most comfortable ride
Cooper WeatherMaster SA2 scores 73 vs 66 on comfort.
Tire A · Cooper WeatherMaster SA2
Tire B · Michelin Primacy MXM4
More comparisons
Also compared with
Cooper WeatherMaster SA2 also compared with
Michelin Primacy MXM4 also compared with
How do we compare tires?
Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements) normalized against the best tire in each test and weighted toward recent tests. 40% comes from thousands of owner reviews collected from retailers and review sites. When a tire has only one of the two, we use what exists and say so.
Community buzz from Reddit and forums is shown for context only — it never changes the score.