General Altimax One S vs Semperit SpeedLife 2: the full picture
This comparison is built only from published independent tests — no manufacturer claims and no sponsored reviews. Between them, the General Altimax One S and Semperit SpeedLife 2 appear in 9 tests, 1 of which put both tires on the same track on the same day. 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 General Altimax One S performs. It does not lead any single category outright in this matchup. Its overall Tire Lab Score is 78/100, based on 4 tests.
How the Semperit SpeedLife 2 performs. It takes the win in wet, dry, noise / comfort, mileage, efficiency. Its overall Tire Lab Score is 92/100, based on 5 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 SpeedLife 2 is the stronger all-round choice, leading in wet and Tire Lab Score. The General Altimax One S making it the right pick if that matters most to you.
Which one should you buy?
- You prefer the General Altimax One S's brand, sizing or price
Choose Semperit SpeedLife 2 if
- You prioritise wet
- You prioritise dry
- You prioritise noise / comfort
Test profile
| Metric | General Altimax One S | Semperit SpeedLife 2 |
|---|---|---|
| Segment | Touring | Touring |
| Type | Summer | Summer |
| Tests used | 4 | 5 |
| Best rank | #7 | #1 |
| Avg rank | 31.2 | 12.0 |
| Latest test | 2023 | 2020 |
| Tire Lab Score | 78.3 | 91.9 |
Tire Lab Score
General Altimax One S
Semperit SpeedLife 2
Performance overview
Category-by-category results
| Category | General Altimax One S | Semperit SpeedLife 2 | Winner |
|---|---|---|---|
| 💧Wet | Avg rank 33.2 | Avg rank 11.6 11 | Semperit SpeedLife 2 |
| ☀️Dry | Avg rank 35.3 | Avg rank 14.8 11 | Semperit SpeedLife 2 |
| 🔇Noise / Comfort | Avg rank 28.3 | Avg rank 6.0 1 | Semperit SpeedLife 2 |
| 📏Mileage | Avg rank 22.0 | Avg rank 3.0 1 | Semperit SpeedLife 2 |
| 🔋Efficiency | Avg rank 37.0 | Avg rank 6.0 | Semperit SpeedLife 2 |
Tests used in this comparison
Both tires were measured head-to-head in these 1 independent test:
💧 Wet: General Altimax One S vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 11.6, compared to 33.2 for the General Altimax One S.
☀️ Dry: General Altimax One S vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 14.8, compared to 35.3 for the General Altimax One S.
🔇 Noise / Comfort: General Altimax One S vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 6.0, compared to 28.3 for the General Altimax One S.
📏 Mileage: General Altimax One S vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 3.0, compared to 22.0 for the General Altimax One S.
🔋 Efficiency: General Altimax One S vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 6.0, compared to 37.0 for the General Altimax One S.
Frequently asked questions
Which is better in the wet, General Altimax One S or Semperit SpeedLife 2?
Across independent wet-braking tests, the Semperit SpeedLife 2 ranks higher on average than the General Altimax One S.
Which has shorter dry braking distance?
The Semperit SpeedLife 2 averages a better dry-braking rank than the General Altimax One S across the tests where both appeared.
Which tire is quieter and more comfortable?
On combined noise and comfort metrics, the Semperit SpeedLife 2 ranks better than the General Altimax One S.
Which tire lasts longer?
Based on wear and abrasion testing, the Semperit SpeedLife 2 shows better mileage performance than the General Altimax One S.
How many tests were used in this comparison?
General Altimax One S appears in 4 independent tests, Semperit SpeedLife 2 in 5, with 1 head-to-head tests where both were measured.
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Data aggregated from independent testing organizations including ADAC, Auto Bild, TCS, and Auto Motor und Sport. Read our methodology →