Toyo Celsius AS2 vs Westlake All Season Elite Z401: the full picture
This comparison is built only from published independent tests — no manufacturer claims and no sponsored reviews. Between them, the Toyo Celsius AS2 and Westlake All Season Elite Z401 appear in 15 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 Toyo Celsius AS2 performs. It takes the win in wet, dry, ice, mileage. Its overall Tire Lab Score is 89/100, based on 13 tests.
How the Westlake All Season Elite Z401 performs. It takes the win in snow, noise / comfort, efficiency. Its overall Tire Lab Score is 80/100, based on 2 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 Toyo Celsius AS2 is the stronger all-round choice, leading in wet and Tire Lab Score. The Westlake All Season Elite Z401 still wins on snow, making it the right pick if that matters most to you.
Which one should you buy?
Choose Toyo Celsius AS2 if
- You prioritise wet
- You prioritise dry
- You prioritise ice
- You prioritise snow
- You prioritise noise / comfort
- You prioritise efficiency
Test profile
| Metric | Toyo Celsius AS2 | Westlake All Season Elite Z401 |
|---|---|---|
| Segment | Touring | Touring |
| Type | All Season | All Season |
| Tests used | 13 | 2 |
| Best rank | #1 | #1 |
| Avg rank | 9.0 | 9.9 |
| Latest test | 2025 | 2024 |
| Tire Lab Score | 89.4 | 80.4 |
Tire Lab Score
Toyo Celsius AS2
Performance overview
Category-by-category results
| Category | Toyo Celsius AS2 | Westlake All Season Elite Z401 | Winner |
|---|---|---|---|
| 💧Wet | Avg rank 8.8 331 | Avg rank 10.4 1 | Toyo Celsius AS2 |
| ☀️Dry | Avg rank 8.5 2 | Avg rank 12.5 1 | Toyo Celsius AS2 |
| ❄️Snow | Avg rank 10.2 11 | Avg rank 4.0 2 | Westlake All Season Elite Z401 |
| 🧊Ice | Avg rank 14.0 | No data | Toyo Celsius AS2 |
| 🔇Noise / Comfort | Avg rank 7.5 12 | Avg rank 5.5 1 | Westlake All Season Elite Z401 |
| 📏Mileage | Avg rank 6.8 3 | No data | Toyo Celsius AS2 |
| 🔋Efficiency | Avg rank 8.5 2 | Avg rank 6.0 | Westlake All Season Elite Z401 |
Tests used in this comparison
Both tires were measured head-to-head in these 1 independent test:
💧 Wet: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Toyo Celsius AS2 wins this category with an average rank of 8.8, compared to 10.4 for the Westlake All Season Elite Z401.
☀️ Dry: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Toyo Celsius AS2 wins this category with an average rank of 8.5, compared to 12.5 for the Westlake All Season Elite Z401.
❄️ Snow: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Westlake All Season Elite Z401 wins this category with an average rank of 4.0, compared to 10.2 for the Toyo Celsius AS2.
🧊 Ice: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Toyo Celsius AS2 wins this category with an average rank of 14.0, compared to no data for the Westlake All Season Elite Z401.
🔇 Noise / Comfort: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Westlake All Season Elite Z401 wins this category with an average rank of 5.5, compared to 7.5 for the Toyo Celsius AS2.
📏 Mileage: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Toyo Celsius AS2 wins this category with an average rank of 6.8, compared to no data for the Westlake All Season Elite Z401.
🔋 Efficiency: Toyo Celsius AS2 vs Westlake All Season Elite Z401
The Westlake All Season Elite Z401 wins this category with an average rank of 6.0, compared to 8.5 for the Toyo Celsius AS2.
Frequently asked questions
Which is better in the wet, Toyo Celsius AS2 or Westlake All Season Elite Z401?
Across independent wet-braking tests, the Toyo Celsius AS2 ranks higher on average than the Westlake All Season Elite Z401.
Which has shorter dry braking distance?
The Toyo Celsius AS2 averages a better dry-braking rank than the Westlake All Season Elite Z401 across the tests where both appeared.
Which tire is quieter and more comfortable?
On combined noise and comfort metrics, the Westlake All Season Elite Z401 ranks better than the Toyo Celsius AS2.
Which tire lasts longer?
Based on wear and abrasion testing, the Toyo Celsius AS2 shows better mileage performance than the Westlake All Season Elite Z401.
How many tests were used in this comparison?
Toyo Celsius AS2 appears in 13 independent tests, Westlake All Season Elite Z401 in 2, 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 →