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Firestone TZ100 vs Goodyear Assurance WeatherReady — Compared (September 2026)
Our Relative Score blends 60% objective test data with 40% owner-review signal — so any two tires can be compared even if they were never tested on the same day.
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7 categories, side by side
Each bar is the Relative Score for that category. Expand a tile to see the test results and owner ratings behind it.
Dry
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| Professional tests (TWG score) | – | 66 |
| Tyre Reviews owners | 71 | 77 |
| SimpleTire owners | – | 84 |
Wet
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| Professional tests (TWG score) | – | 83 |
| Tyre Reviews owners | 60 | 80 |
| SimpleTire owners | – | 86 |
Snow
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| Professional tests (TWG score) | – | 77 |
| SimpleTire owners | – | 85 |
Comfort
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| Tyre Reviews owners | 49 | 73 |
| SimpleTire owners | – | 82 |
Noise
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| SimpleTire owners | – | 82 |
Treadwear
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| Tyre Reviews owners | 59 | 80 |
| SimpleTire owners | – | 90 |
Handling
Why this score
| Source | TZ100 | Assurance WeatherReady |
|---|---|---|
| Tyre Reviews owners | 63 | 70 |
Scores at a glance
| Category | Firestone TZ100 | Goodyear Assurance WeatherReady |
|---|---|---|
| Relative Score | 60 | 89 |
| Dry | 71 | 78 |
| Wet | 60 | 88 |
| Snow | – | 77 |
| Comfort | 49 | 95 |
| Noise | – | 92 |
| Treadwear | 59 | 91 |
| Handling | 63 | 95 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Weight the categories that matter to you
Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.
Tire A
Tire B
Only categories both tires have data for count toward the headline score.
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Firestone TZ100 receives a mixed reception from users, often criticized for premature side-wall wear and inconsistent noise levels. While some drivers appreciate the reliable grip in both wet and dry conditions, many find the ride quality harsh and suggest that better performance alternatives exist at a similar price point.
Pros
- Reliable grip in both wet and dry road conditions
- Affordable price point
- Consistent performance for daily commuting
Cons
- Premature side-wall tread wear
- Harsh ride quality
- Excessive road noise on certain surfaces
- Lack of steering feedback
Observations
- Subaru Liberty RX owners reported consistent issues with side-wall wear despite maintaining proper tire pressure.
- Users noted that road noise can be misdiagnosed as tire-related when it may actually stem from mechanical issues like wheel bearings.
The Goodyear Assurance WeatherReady is widely regarded as a highly capable all-weather tire that excels in adverse conditions, particularly snow and heavy rain. Most users report a significant improvement in confidence and traction over OEM tires, though this performance comes with a slight trade-off in fuel efficiency and occasional reports of increased road noise.
Pros
- Exceptional traction and handling in wet, slushy, and snowy conditions.
- High level of driver confidence and vehicle stability.
- Smooth and quiet ride quality on dry pavement.
- Strong performance as a versatile, year-round solution for varied climates.
Cons
- Noticeable reduction in fuel economy (typically 1-2 MPG).
- Reports of increased road noise or a 'hum' at certain speeds.
- Some users report faster-than-expected tread wear.
- Higher price point compared to standard all-season alternatives.
Observations
- Drivers of hybrid vehicles, such as the Honda Accord Hybrid, noted a more pronounced awareness of road noise, likely due to the quiet nature of the electric powertrain.
- Users with AWD SUVs and crossovers consistently praised the tire's ability to handle deep snow and heavy rain, often citing it as a major upgrade over stock tires.
Specs side by side
| Attribute | A · Firestone TZ100 | B · Goodyear Assurance WeatherReady |
|---|---|---|
| Category | Summer High Performance tires | All Season Premium Touring tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | — | 34 |
| Rim diameters | — | 15″ – 20″ |
| Tread depth | — | 10 - 11/32″ |
| UTQG | — | 700 A A |
| Treadwear warranty | — | 60,000 mi |
| Sidewall | — | Black Side Wall - Vertical Serrated Band |
| Max pressure | — | 50 - 51 psi |
Which one should you actually buy?
Firestone
Goodyear
Winner: Goodyear Assurance WeatherReady — better comfort, treadwear and handling. It leads or ties in every category we score.
Goodyear Assurance WeatherReady scores 95 vs 49 on comfort.
Goodyear Assurance WeatherReady scores 91 vs 59 on treadwear.
Goodyear Assurance WeatherReady scores 95 vs 63 on handling.
Goodyear Assurance WeatherReady scores 88 vs 60 on wet.
How do we compare tires?
Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements) normalized against the best tire in each test and weighted toward recent tests. 40% comes from thousands of owner reviews collected from retailers and review sites. When a tire has only one of the two, we use what exists and say so.
Community buzz from Reddit and forums is shown for context only — it never changes the score.