Nereus NS805 Plus 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 Nereus NS805 Plus and Semperit SpeedLife 2 appear in 6 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 Nereus NS805 Plus performs. It takes the win in wet, dry, snow, ice, efficiency. Its overall Tire Lab Score is 83/100, based on 1 test.
How the Semperit SpeedLife 2 performs. It takes the win in noise / comfort, mileage. 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 noise / comfort and Tire Lab Score. The Nereus NS805 Plus 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 SpeedLife 2 if
- You prioritise noise / comfort
- You prioritise mileage
Test profile
| Metric | Nereus NS805 Plus | Semperit SpeedLife 2 |
|---|---|---|
| Segment | Touring | Touring |
| Type | Summer | Summer |
| Tests used | 1 | 5 |
| Best rank | #1 | #1 |
| Avg rank | 5.3 | 12.0 |
| Latest test | 2020 | 2020 |
| Tire Lab Score | 83 | 91.9 |
Tire Lab Score
Nereus NS805 Plus
Semperit SpeedLife 2
Performance overview
Category-by-category results
| Category | Nereus NS805 Plus | Semperit SpeedLife 2 | Winner |
|---|---|---|---|
| 💧Wet | Avg rank 2.5 11 | Avg rank 11.6 11 | Nereus NS805 Plus |
| ☀️Dry | Avg rank 7.0 | Avg rank 14.8 11 | Nereus NS805 Plus |
| ❄️Snow | Avg rank 4.5 1 | No data | Nereus NS805 Plus |
| 🧊Ice | Avg rank 6.0 | No data | Nereus NS805 Plus |
| 🔇Noise / Comfort | Avg rank 8.0 | Avg rank 6.0 1 | Semperit SpeedLife 2 |
| 📏Mileage | No data | Avg rank 3.0 1 | Semperit SpeedLife 2 |
| 🔋Efficiency | Avg rank 3.0 1 | Avg rank 6.0 | Nereus NS805 Plus |
💧 Wet: Nereus NS805 Plus vs Semperit SpeedLife 2
The Nereus NS805 Plus wins this category with an average rank of 2.5, compared to 11.6 for the Semperit SpeedLife 2.
☀️ Dry: Nereus NS805 Plus vs Semperit SpeedLife 2
The Nereus NS805 Plus wins this category with an average rank of 7.0, compared to 14.8 for the Semperit SpeedLife 2.
❄️ Snow: Nereus NS805 Plus vs Semperit SpeedLife 2
The Nereus NS805 Plus wins this category with an average rank of 4.5, compared to no data for the Semperit SpeedLife 2.
🧊 Ice: Nereus NS805 Plus vs Semperit SpeedLife 2
The Nereus NS805 Plus wins this category with an average rank of 6.0, compared to no data for the Semperit SpeedLife 2.
🔇 Noise / Comfort: Nereus NS805 Plus vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 6.0, compared to 8.0 for the Nereus NS805 Plus.
📏 Mileage: Nereus NS805 Plus vs Semperit SpeedLife 2
The Semperit SpeedLife 2 wins this category with an average rank of 3.0, compared to no data for the Nereus NS805 Plus.
🔋 Efficiency: Nereus NS805 Plus vs Semperit SpeedLife 2
The Nereus NS805 Plus wins this category with an average rank of 3.0, compared to 6.0 for the Semperit SpeedLife 2.
Frequently asked questions
Which is better in the wet, Nereus NS805 Plus or Semperit SpeedLife 2?
Across independent wet-braking tests, the Nereus NS805 Plus ranks higher on average than the Semperit SpeedLife 2.
Which has shorter dry braking distance?
The Nereus NS805 Plus averages a better dry-braking rank than the Semperit SpeedLife 2 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 Nereus NS805 Plus.
Which tire lasts longer?
Based on wear and abrasion testing, the Semperit SpeedLife 2 shows better mileage performance than the Nereus NS805 Plus.
How many tests were used in this comparison?
Nereus NS805 Plus appears in 1 independent tests, Semperit SpeedLife 2 in 5.
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Data aggregated from independent testing organizations including ADAC, Auto Bild, TCS, and Auto Motor und Sport. Read our methodology →