80
/ 100
Objective (60%)
69/100
1 professional test
User signal (40%)
85/100
556 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated September 2026
Bridgestone Potenza RE980AS vs Kumho Ecsta XT KU37 — 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.
VS
64
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
64/100
11 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Bridgestone Potenza RE980AS — better wet, treadwear and dry. Pick the Kumho Ecsta XT KU37 if comfort matters most to you.
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Category breakdown
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
Score (0–100)
Potenza RE980AS leads by 19
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| Professional tests (TWG score) | 90 | – |
| Tyre Reviews owners | 88 | 72 |
| SimpleTire owners | 100 | – |
Wet
Score (0–100)
Potenza RE980AS leads by 31
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| Professional tests (TWG score) | 92 | – |
| Tyre Reviews owners | 76 | 60 |
| SimpleTire owners | 100 | – |
Snow
Score (0–100)
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| Professional tests (TWG score) | 55 | – |
| Tyre Reviews owners | 40 | – |
Comfort
Score (0–100)
Ecsta XT KU37 leads by 19
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| Professional tests (TWG score) | 23 | – |
| Tyre Reviews owners | 56 | 68 |
| SimpleTire owners | 100 | – |
Noise
Score (0–100)
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| SimpleTire owners | 80 | – |
Treadwear
Score (0–100)
Potenza RE980AS leads by 21
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| Tyre Reviews owners | 63 | 65 |
Handling
Score (0–100)
Potenza RE980AS leads by 10
Why this score
| Source | Potenza RE980AS | Ecsta XT KU37 |
|---|---|---|
| Tyre Reviews owners | 70 | 60 |
Scores at a glance
| Category | Bridgestone Potenza RE980AS | Kumho Ecsta XT KU37 |
|---|---|---|
| Relative Score | 80 | 64 |
| Dry | 91 | 72 |
| Wet | 91 | 60 |
| Snow | 63 | – |
| Comfort | 49 | 68 |
| Noise | 100 | – |
| Treadwear | 86 | 65 |
| Handling | 70 | 60 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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Recomputed
Headline score
80
/ 100
Tire A
64
/ 100
Tire B
Only categories both tires have data for count toward the headline score.
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Bridgestone Potenza RE980AS (and its 'PLUS' iteration) is widely regarded as a high-value, ultra-high-performance all-season tire that excels in dry and wet road handling. While many users praise its quiet ride, responsiveness, and superior wet-weather traction compared to OEM tires, some enthusiasts find the sidewall stiffness lacking for aggressive track use, and a subset of users reports disappointing tread life.
Pros
- Excellent dry and wet road grip
- Quiet and comfortable ride quality
- Strong value proposition compared to premium competitors
- Responsive steering and handling for daily spirited driving
Cons
- Inconsistent tread life, with some users reporting premature wear
- Soft sidewalls perceived as 'sloppy' by some performance-oriented drivers
- Cold-weather flat-spotting that requires a few miles to round out
- Mediocre performance in deep snow or ice despite all-season classification
Observations
- Users with performance sedans and coupes (e.g., BMW, Audi, Mustang) generally appreciate the balance of comfort and grip, though some note it lacks the precision of dedicated summer tires.
- Tesla and EV owners report a noticeable reduction in range (approx. 5%) and a firmer ride, though many find the trade-off for improved handling and lower noise compared to OEM tires acceptable.
- Drivers of heavier or high-torque vehicles occasionally report faster-than-expected tread wear, particularly on staggered setups where rotation is not possible.
The Kumho Ecsta XT KU37 is generally perceived as a budget-friendly, mid-range tire that offers solid dry-weather performance and good value for daily driving. While some users appreciate its comfort and low road noise, it receives polarized feedback regarding wet-weather traction and steering feedback, particularly when fitted to higher-performance vehicles.
Pros
- Excellent value for money compared to premium brands
- Low road noise levels
- Good dry-weather stability and cornering
- Competitive tread longevity for many users
Cons
- Inconsistent wet-weather grip and confidence
- Lack of steering feedback and road feel
- Tendency to lose traction under hard acceleration
- Performance disparity when used on high-performance vehicles
Observations
- Performance-oriented vehicles like the Golf R32 and Porsche Boxster owners reported a lack of steering feedback and overall dissatisfaction compared to premium alternatives.
- Users of front-wheel-drive hatchbacks like the Seat Leon noted significant differences in opinion, ranging from improved cornering stability to poor wet-weather traction.
Specifications
Specs side by side
| Attribute | A · Bridgestone Potenza RE980AS | B · Kumho Ecsta XT KU37 |
|---|---|---|
| Category | All Season Ultra High Performance tires | Summer High Performance tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
| Sizes available | 6 | — |
| Rim diameters | 17″ – 18″ | — |
| Tread depth | 10/32″ | — |
| UTQG | 500 A A | — |
| Treadwear warranty | 50,000 mi | — |
| Sidewall | Blackwall | — |
| Max pressure | 51 psi | — |
Final verdict
Which one should you actually buy?
80
/ 100
Bridgestone
64
/ 100
Kumho
Winner: Bridgestone Potenza RE980AS — better wet, treadwear and dry. Pick the Kumho Ecsta XT KU37 if comfort matters most to you.
Pick tire A
Your priority is wet-weather safety
Bridgestone Potenza RE980AS scores 91 vs 60 on wet.
Pick tire A
You want the longest tread life
Bridgestone Potenza RE980AS scores 86 vs 65 on treadwear.
Pick tire A
You want the most grip on dry roads
Bridgestone Potenza RE980AS scores 91 vs 72 on dry.
Pick tire B
You want the most comfortable ride
Kumho Ecsta XT KU37 scores 68 vs 49 on comfort.
Tire A · Bridgestone Potenza RE980AS
Tire B · Kumho Ecsta XT KU37
More comparisons
Also compared with
Bridgestone Potenza RE980AS also compared with
Kumho Ecsta XT KU37 also compared with
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.