Falken ZIEX ZE310 EcoRun vs Sunny NA305: the full picture
This comparison is built only from published independent tests — no manufacturer claims and no sponsored reviews. Between them, the Falken ZIEX ZE310 EcoRun and Sunny NA305 appear in 22 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 Falken ZIEX ZE310 EcoRun performs. It takes the win in mileage, efficiency. Its overall Tire Lab Score is 87/100, based on 20 tests.
How the Sunny NA305 performs. It takes the win in wet, dry, noise / comfort. Its overall Tire Lab Score is 79/100, 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 Falken ZIEX ZE310 EcoRun is the stronger all-round choice, leading in mileage and Tire Lab Score. The Sunny NA305 still wins on wet, making it the right pick if that matters most to you.
Which one should you buy?
Choose Falken ZIEX ZE310 EcoRun if
- You prioritise mileage
- You prioritise efficiency
- You prioritise wet
- You prioritise dry
- You prioritise noise / comfort
Test profile
| Metric | Falken ZIEX ZE310 EcoRun | Sunny NA305 |
|---|---|---|
| Segment | Touring | Touring |
| Type | Summer | Summer |
| Tests used | 20 | 2 |
| Best rank | #1 | #1 |
| Avg rank | 7.5 | 5.9 |
| Latest test | 2025 | 2020 |
| Tire Lab Score | 87.1 | 79.2 |
Tire Lab Score
Falken ZIEX ZE310 EcoRun
Sunny NA305
Performance overview
Category-by-category results
| Category | Falken ZIEX ZE310 EcoRun | Sunny NA305 | Winner |
|---|---|---|---|
| 💧Wet | Avg rank 6.3 137 | Avg rank 5.7 11 | Sunny NA305 |
| ☀️Dry | Avg rank 7.2 122 | Avg rank 5.8 1 | Sunny NA305 |
| 🔇Noise / Comfort | Avg rank 8.1 412 | Avg rank 6.5 1 | Sunny NA305 |
| 📏Mileage | Avg rank 11.5 | No data | Falken ZIEX ZE310 EcoRun |
| 🔋Efficiency | Avg rank 2.6 914 | Avg rank 6.0 | Falken ZIEX ZE310 EcoRun |
💧 Wet: Falken ZIEX ZE310 EcoRun vs Sunny NA305
The Sunny NA305 wins this category with an average rank of 5.7, compared to 6.3 for the Falken ZIEX ZE310 EcoRun.
☀️ Dry: Falken ZIEX ZE310 EcoRun vs Sunny NA305
The Sunny NA305 wins this category with an average rank of 5.8, compared to 7.2 for the Falken ZIEX ZE310 EcoRun.
🔇 Noise / Comfort: Falken ZIEX ZE310 EcoRun vs Sunny NA305
The Sunny NA305 wins this category with an average rank of 6.5, compared to 8.1 for the Falken ZIEX ZE310 EcoRun.
📏 Mileage: Falken ZIEX ZE310 EcoRun vs Sunny NA305
The Falken ZIEX ZE310 EcoRun wins this category with an average rank of 11.5, compared to no data for the Sunny NA305.
🔋 Efficiency: Falken ZIEX ZE310 EcoRun vs Sunny NA305
The Falken ZIEX ZE310 EcoRun wins this category with an average rank of 2.6, compared to 6.0 for the Sunny NA305.
Frequently asked questions
Which is better in the wet, Falken ZIEX ZE310 EcoRun or Sunny NA305?
Across independent wet-braking tests, the Sunny NA305 ranks higher on average than the Falken ZIEX ZE310 EcoRun.
Which has shorter dry braking distance?
The Sunny NA305 averages a better dry-braking rank than the Falken ZIEX ZE310 EcoRun across the tests where both appeared.
Which tire is quieter and more comfortable?
On combined noise and comfort metrics, the Sunny NA305 ranks better than the Falken ZIEX ZE310 EcoRun.
Which tire lasts longer?
Based on wear and abrasion testing, the Falken ZIEX ZE310 EcoRun shows better mileage performance than the Sunny NA305.
How many tests were used in this comparison?
Falken ZIEX ZE310 EcoRun appears in 20 independent tests, Sunny NA305 in 2.
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Data aggregated from independent testing organizations including ADAC, Auto Bild, TCS, and Auto Motor und Sport. Read our methodology →