Cooper Weathermaster S100 vs Semperit Speed Grip 5: the full picture
This comparison is built only from published independent tests — no manufacturer claims and no sponsored reviews. Between them, the Cooper Weathermaster S100 and Semperit Speed Grip 5 appear in 13 tests, though they have not yet met head-to-head in the same test. Head-to-head results carry the most weight here, because surface, weather and test car all change between events and make raw numbers from different tests hard to compare directly.
How the Cooper Weathermaster S100 performs. It takes the win in wet, dry, snow, ice, noise / comfort, efficiency. Its overall Tire Lab Score is 77/100, based on 1 test.
How the Semperit Speed Grip 5 performs. It takes the win in mileage. Its overall Tire Lab Score is 90/100, based on 12 tests.
What this means for you. Category wins matter more than the overall score when your driving is weighted toward one condition — a wet-climate commuter should follow the wet braking column, while a high-mileage driver should follow wear and rolling resistance. Also check that both tires are actually offered in your size and load rating: performance can shift between sizes, and availability differs between the European and North American markets.
Verdict
The Semperit Speed Grip 5 is the stronger all-round choice, leading in mileage and Tire Lab Score. The Cooper Weathermaster S100 still wins on wet, making it the right pick if that matters most to you.
Which one should you buy?
- You prioritise wet
- You prioritise dry
- You prioritise snow
Choose Semperit Speed Grip 5 if
- You prioritise mileage
Test profile
| Metric | Cooper Weathermaster S100 | Semperit Speed Grip 5 |
|---|---|---|
| Segment | Winter | Winter |
| Type | Winter | Winter |
| Tests used | 1 | 12 |
| Best rank | #1 | #1 |
| Avg rank | 5.3 | 11.0 |
| Latest test | 2022 | 2025 |
| Tire Lab Score | 76.9 | 89.7 |
Tire Lab Score
Cooper Weathermaster S100
Semperit Speed Grip 5
Performance overview
Category-by-category results
| Category | Cooper Weathermaster S100 | Semperit Speed Grip 5 | Winner |
|---|---|---|---|
| 💧Wet | Avg rank 4.8 1 | Avg rank 9.3 221 | Cooper Weathermaster S100 |
| ☀️Dry | Avg rank 6.0 1 | Avg rank 9.6 12 | Cooper Weathermaster S100 |
| ❄️Snow | Avg rank 4.8 2 | Avg rank 11.1 112 | Cooper Weathermaster S100 |
| 🧊Ice | Avg rank 5.3 | Avg rank 12.7 | Cooper Weathermaster S100 |
| 🔇Noise / Comfort | Avg rank 6.0 1 | Avg rank 10.6 1 | Cooper Weathermaster S100 |
| 📏Mileage | No data | Avg rank 10.6 1 | Semperit Speed Grip 5 |
| 🔋Efficiency | Avg rank 2.0 1 | Avg rank 12.1 | Cooper Weathermaster S100 |
💧 Wet: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Cooper Weathermaster S100 wins this category with an average rank of 4.8, compared to 9.3 for the Semperit Speed Grip 5.
☀️ Dry: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Cooper Weathermaster S100 wins this category with an average rank of 6.0, compared to 9.6 for the Semperit Speed Grip 5.
❄️ Snow: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Cooper Weathermaster S100 wins this category with an average rank of 4.8, compared to 11.1 for the Semperit Speed Grip 5.
🧊 Ice: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Cooper Weathermaster S100 wins this category with an average rank of 5.3, compared to 12.7 for the Semperit Speed Grip 5.
🔇 Noise / Comfort: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Cooper Weathermaster S100 wins this category with an average rank of 6.0, compared to 10.6 for the Semperit Speed Grip 5.
📏 Mileage: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Semperit Speed Grip 5 wins this category with an average rank of 10.6, compared to no data for the Cooper Weathermaster S100.
🔋 Efficiency: Cooper Weathermaster S100 vs Semperit Speed Grip 5
The Cooper Weathermaster S100 wins this category with an average rank of 2.0, compared to 12.1 for the Semperit Speed Grip 5.
Frequently asked questions
Which is better in the wet, Cooper Weathermaster S100 or Semperit Speed Grip 5?
Across independent wet-braking tests, the Cooper Weathermaster S100 ranks higher on average than the Semperit Speed Grip 5.
Which has shorter dry braking distance?
The Cooper Weathermaster S100 averages a better dry-braking rank than the Semperit Speed Grip 5 across the tests where both appeared.
Which tire is quieter and more comfortable?
On combined noise and comfort metrics, the Cooper Weathermaster S100 ranks better than the Semperit Speed Grip 5.
Which tire lasts longer?
Based on wear and abrasion testing, the Semperit Speed Grip 5 shows better mileage performance than the Cooper Weathermaster S100.
How many tests were used in this comparison?
Cooper Weathermaster S100 appears in 1 independent tests, Semperit Speed Grip 5 in 12.
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Data aggregated from independent testing organizations including ADAC, Auto Bild, TCS, and Auto Motor und Sport. Read our methodology →