Tests – · 1 test Owners 65 · 24 reviews
Firestone WeatherGrip vs Bridgestone Potenza RE-71R — Compared
Relative Score (0–100): the weighted average of the categories below, each 60% road tests and 40% owner reviews (comfort 40/60). Based on 1 + 1 road tests and 24 + 23 owner reviews. How we score
WeatherGrip is ahead, 65–54
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Tests – · 1 test Owners 48 · 23 reviews
Category by category
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
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65
Dry
Potenza RE-71R +772Why this score
Source WeatherGrip Potenza RE-71R Professional tests (TWG score) ≈ 66 (est.) ≈ 70 (est.) Reviews found online 64 74 WeatherGrip: 60% × 66.2 (est.) + 40% × 63.5 = 65
Potenza RE-71R: 60% × 70.4 (est.) + 40% × 73.5 = 72
No road tests of dry for WeatherGrip. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.42).
No road tests of dry for Potenza RE-71R. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.42).
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70
Wet
WeatherGrip +961Why this score
Source WeatherGrip Potenza RE-71R Professional tests (TWG score) ≈ 70 (est.) ≈ 63 (est.) Reviews found online 70 58 WeatherGrip: 60% × 70.4 (est.) + 40% × 70.1 = 70
Potenza RE-71R: 60% × 63.5 (est.) + 40% × 57.6 = 61
No road tests of wet for WeatherGrip. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
No road tests of wet for Potenza RE-71R. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
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75
Snow
WeatherGrip +3045Why this score
Source WeatherGrip Potenza RE-71R Professional tests (TWG score) ≈ 73 (est.) ≈ 56 (est.) Reviews found online 77 30 WeatherGrip: 60% × 73.1 (est.) + 40% × 77 = 75
Potenza RE-71R: 60% × 55.6 (est.) + 40% × 30.3 = 45
No road tests of snow for WeatherGrip. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.37).
No road tests of snow for Potenza RE-71R. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.37).
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65
Comfort
WeatherGrip +1748Why this score
Source WeatherGrip Potenza RE-71R Professional tests (TWG score) ≈ 68 (est.) ≈ 63 (est.) Reviews found online 62 37 WeatherGrip: 40% × 67.9 (est.) + 60% × 62.4 = 65
Potenza RE-71R: 40% × 63.4 (est.) + 60% × 37.4 = 48
No road tests of comfort for WeatherGrip or Potenza RE-71R. The test half is the tested tires’ average (69): owners’ comfort ratings barely follow the road tests.
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68
Noise
WeatherGrip +860Why this score
Source WeatherGrip Potenza RE-71R Professional tests (TWG score) ≈ 67 (est.) ≈ 67 (est.) Reviews found online 69 51 WeatherGrip: 60% × 66.6 (est.) + 40% × 69.1 = 68
Potenza RE-71R: 60% × 66.6 (est.) + 40% × 50.5 = 60
No road tests of noise for WeatherGrip or Potenza RE-71R. The test half is the tested tires’ average (67): owners’ noise ratings barely follow the road tests.
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55
Treadwear
WeatherGrip +2530Why this score
Source WeatherGrip Potenza RE-71R Professional tests (TWG score) · 1 / 1 tests 55 37 Reviews found online 54 18 WeatherGrip: 60% × 55.2 + 40% × 53.7 = 55
Potenza RE-71R: 60% × 37.5 + 40% × 18.2 = 30
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62
Handling (owners)
Potenza RE-71R +668Why this score
Source WeatherGrip Potenza RE-71R Reviews found online 62 68
Scores at a glance
| Category | Firestone WeatherGrip | Bridgestone Potenza RE-71R |
|---|---|---|
| Relative Score | 65 | 54 |
| Dry | 65 | 72 |
| Wet | 70 | 61 |
| Snow | 75 | 45 |
| Comfort | 65 | 48 |
| Noise | 68 | 60 |
| Treadwear | 55 | 30 |
| Handling (owners) | 62 | 68 |
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.
WeatherGrip
Potenza RE-71R
The professional test results behind the scores
Per discipline: the average % of the best tire over every test both tires were in, and how many of those tests each one won. “Different tests” rows compare results from separate tests.
| Discipline | Category | WeatherGrip | Potenza RE-71R | Δ | Head-to-head |
|---|---|---|---|---|---|
| Tested Tread Life (Miles) | Treadwear | 65% #7/8 · 2022 Consumer Reports All-Season Tires | 38% #22/22 · 2022 Consumer Reports Ultra High Performance Summer Tires | – | Different tests |
| Also published by the testers (not in the score) | |||||
| Overall Ranking | Overall | #8/8 2022 Consumer Reports All-Season Tires | #13/22 2022 Consumer Reports Ultra High Performance Summer Tires | – | Different tests |
Pros, cons & observations
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
Tire A WeatherGrip
Pros
- Outstanding snow and winter weather traction
- Confident wet weather and rain grip
- Smooth and comfortable ride quality
Cons
- Faster tread wear due to the softer rubber compound
- Noticeable drop in fuel economy (MPG)
- Subpar dry pavement performance compared to dedicated summer or standard all-season tires
Tire B Potenza RE-71R
Pros
- Phenomenal dry grip and exceptional cornering traction
- Fast heat-up times, making them ideal for autocross and time attacks
- Consistent performance throughout the lifespan of the tire
Cons
- Rapid tread wear and short lifespan, wearing faster in hot weather or heavy track use
- Noticeable road noise on the highway due to the aggressive tread pattern
- Uncomfortable and stiff ride quality for daily driving
Specs side by side
| Attribute | A · Firestone WeatherGrip | B · Bridgestone Potenza RE-71R |
|---|---|---|
| Category | All Weather | Summer |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 49 | — |
| Rim diameters | 15″ – 19″ | — |
| Tread depth | 10/32″ | 8/32″ |
| UTQG | 640 A A | 200 A A |
| Treadwear warranty | 65,000 mi | — |
| Sidewall | Blackwall | Blackwall |
| Max pressure | 44 psi | 44 psi |
Which one should you actually buy?
Firestone WeatherGrip
Bridgestone Potenza RE-71R
Winner: Firestone WeatherGrip — better snow, treadwear and comfort. Pick the Bridgestone Potenza RE-71R if dry and handling matter most to you.
Firestone WeatherGrip scores 75 vs 45 on snow.
Firestone WeatherGrip scores 55 vs 30 on treadwear.
Firestone WeatherGrip scores 65 vs 48 on comfort.
Firestone WeatherGrip scores 70 vs 61 on wet.
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WeatherGrip or Potenza RE-71R?
Which is better in the wet, WeatherGrip or Potenza RE-71R?
Firestone WeatherGrip, 70 vs 61 on our wet score.
Which grips better on dry roads, WeatherGrip or Potenza RE-71R?
Bridgestone Potenza RE-71R, 72 vs 65 on our dry score.
Which is better in snow, WeatherGrip or Potenza RE-71R?
Firestone WeatherGrip, 75 vs 45 on our snow score.
Which is quieter, WeatherGrip or Potenza RE-71R?
Firestone WeatherGrip, 68 vs 60 on our noise score.
Which is more comfortable, WeatherGrip or Potenza RE-71R?
Firestone WeatherGrip, 65 vs 48 on our comfort score.
Which lasts longer, WeatherGrip or Potenza RE-71R?
Firestone WeatherGrip, 55 vs 30 on our treadwear score.
How do we compare tires?
Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements), each result compared with every other tire in the same test and newer tests counting more. 40% comes from owner reviews found online, adjusted for how generously each site rates. Both use one scale: the average tested tire gets 70, the best 100. When a tire has only one of the two, the missing half is estimated from the other and the score stays closer to average; with no road test and fewer than five owner reviews it gets no score yet.
Handling is the exception: road tests measure it inside the dry and wet scores, so its own row comes from owner ratings only and starts as less important.
Community buzz from Reddit and forums is shown for context only — it never changes the score. Full methodology