81
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
81/100
5 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated September 2026
Kumho Ecsta Seven KU23 vs Yokohama BluEarth AE50 — 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
68
/ 100
Objective (60%)
70/100
2 professional tests
User signal (40%)
66/100
36 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Kumho Ecsta Seven KU23 — better treadwear, wet and comfort. Pick the Yokohama BluEarth AE50 if handling matters most to you.
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Category breakdown
6 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)
Ecsta Seven KU23 leads by 8
Why this score
| Source | Ecsta Seven KU23 | BluEarth AE50 |
|---|---|---|
| Professional tests (TWG score) | – | 75 |
| Tyre Reviews owners | 82 | 74 |
Wet
Score (0–100)
Ecsta Seven KU23 leads by 18
Why this score
| Source | Ecsta Seven KU23 | BluEarth AE50 |
|---|---|---|
| Professional tests (TWG score) | – | 76 |
| Tyre Reviews owners | 90 | 67 |
Comfort
Score (0–100)
Ecsta Seven KU23 leads by 13
Why this score
| Source | Ecsta Seven KU23 | BluEarth AE50 |
|---|---|---|
| Professional tests (TWG score) | – | 72 |
| Tyre Reviews owners | 84 | 68 |
Noise
Score (0–100)
Why this score
| Source | Ecsta Seven KU23 | BluEarth AE50 |
|---|---|---|
| Professional tests (TWG score) | – | 72 |
Treadwear
Score (0–100)
Ecsta Seven KU23 leads by 20
Why this score
| Source | Ecsta Seven KU23 | BluEarth AE50 |
|---|---|---|
| Tyre Reviews owners | 80 | 60 |
Handling
Score (0–100)
BluEarth AE50 leads by 5
Why this score
| Source | Ecsta Seven KU23 | BluEarth AE50 |
|---|---|---|
| Tyre Reviews owners | 64 | 69 |
Scores at a glance
| Category | Kumho Ecsta Seven KU23 | Yokohama BluEarth AE50 |
|---|---|---|
| Relative Score | 81 | 68 |
| Dry | 82 | 74 |
| Wet | 90 | 72 |
| Comfort | 84 | 71 |
| Noise | – | 72 |
| Treadwear | 80 | 60 |
| Handling | 64 | 69 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.
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Recomputed
Headline score
81
/ 100
Tire A
68
/ 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 Kumho Ecsta Seven KU23 is generally regarded as a high-value tire that balances affordability with respectable performance. While user experiences regarding tread longevity vary significantly, most owners appreciate the tire's wet-weather capabilities and aggressive tread design relative to its competitive price point.
Pros
- Excellent price-to-performance ratio
- Reliable wet-weather traction
- Consistent and even tread wear patterns
- Aggressive, functional tread design
Cons
- Inconsistent tread life expectations
- Potential for faster wear compared to premium-tier competitors
- Limited long-term durability data
Observations
- Users running low-profile 40-series tires reported achieving over 40,000 kilometers with even wear.
- Initial tread depth measurements suggest a potential lifespan of approximately 17,000 miles under spirited driving conditions.
The Yokohama BluEarth AE50 presents a polarizing experience for drivers, with user feedback sharply divided between those praising its comfort and wet-weather confidence and those frustrated by rapid tread wear and inconsistent noise levels. While many value it as a cost-effective, daily-driving tire, others report significant dissatisfaction regarding its longevity and performance degradation over time.
Pros
- Strong wet and dry road grip for daily commuting
- High levels of ride comfort and smoothness
- Good value for money compared to premium competitors
- Noticeable fuel efficiency and low rolling resistance
Cons
- Rapid and premature tread wear reported by many users
- Significant increase in road noise as the tire ages
- Soft sidewalls leading to vague steering feedback and poor cornering stability
- Inconsistent performance in wet conditions, with some users reporting aquaplaning
Observations
- Users with heavier vehicles or FWD configurations frequently reported faster-than-expected front tire wear.
- Drivers of performance-oriented hatchbacks noted that while the tire offers good daily comfort, it lacks the structural rigidity required for aggressive cornering.
Specifications
Specs side by side
| Attribute | A · Kumho Ecsta Seven KU23 | B · Yokohama BluEarth AE50 |
|---|---|---|
| Category | Summer Ultra High Performance tires | Summer Premium Touring tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
Final verdict
Which one should you actually buy?
81
/ 100
Kumho
68
/ 100
Yokohama
Winner: Kumho Ecsta Seven KU23 — better treadwear, wet and comfort. Pick the Yokohama BluEarth AE50 if handling matters most to you.
Pick tire A
You want the longest tread life
Kumho Ecsta Seven KU23 scores 80 vs 60 on treadwear.
Pick tire A
Your priority is wet-weather safety
Kumho Ecsta Seven KU23 scores 90 vs 72 on wet.
Pick tire A
You want the most comfortable ride
Kumho Ecsta Seven KU23 scores 84 vs 71 on comfort.
Pick tire A
You want the most grip on dry roads
Kumho Ecsta Seven KU23 scores 82 vs 74 on dry.
Tire A · Kumho Ecsta Seven KU23
Tire B · Yokohama BluEarth AE50
More comparisons
Also compared with
Kumho Ecsta Seven KU23 also compared with
Yokohama BluEarth AE50 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.