71
/ 100
Objective (60%)
63/100
1 professional test
User signal (40%)
76/100
5 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated September 2026
Kumho Solus HS51 Harmony Sports vs Nexen N Blue HD — 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
74
/ 100
Objective (60%)
73/100
4 professional tests
User signal (40%)
74/100
20 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Nexen N Blue HD — better comfort and dry. Pick the Kumho Solus HS51 Harmony Sports if treadwear, wet and handling matter 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)
N Blue HD leads by 8
Why this score
| Source | Solus HS51 Harmony Sports | N Blue HD |
|---|---|---|
| Professional tests (TWG score) | 63 | 79 |
| Tyre Reviews owners | 85 | 75 |
| Dry Braking (% of best) | 91% | 95% |
Wet
Score (0–100)
Solus HS51 Harmony Sports leads by 3
Why this score
| Source | Solus HS51 Harmony Sports | N Blue HD |
|---|---|---|
| Professional tests (TWG score) | 90 | 84 |
| Tyre Reviews owners | 80 | 73 |
| Wet Braking (% of best) | 95% | 95% |
| Wet Handling (% of best) | 96% | 95% |
Snow
Score (0–100)
Comfort
Score (0–100)
N Blue HD leads by 25
Why this score
| Source | Solus HS51 Harmony Sports | N Blue HD |
|---|---|---|
| Professional tests (TWG score) | 1 | 56 |
| Tyre Reviews owners | 90 | 60 |
Noise
Score (0–100)
Why this score
| Source | Solus HS51 Harmony Sports | N Blue HD |
|---|---|---|
| Professional tests (TWG score) | – | 59 |
Treadwear
Score (0–100)
Solus HS51 Harmony Sports leads by 6
Why this score
| Source | Solus HS51 Harmony Sports | N Blue HD |
|---|---|---|
| Tyre Reviews owners | 80 | 63 |
Handling
Score (0–100)
Solus HS51 Harmony Sports leads by 3
Why this score
| Source | Solus HS51 Harmony Sports | N Blue HD |
|---|---|---|
| Tyre Reviews owners | 65 | 62 |
Scores at a glance
| Category | Kumho Solus HS51 Harmony Sports | Nexen N Blue HD |
|---|---|---|
| Relative Score | 71 | 74 |
| Dry | 72 | 80 |
| Wet | 86 | 83 |
| Snow | – | 100 |
| Comfort | 37 | 62 |
| Noise | – | 74 |
| Treadwear | 80 | 74 |
| Handling | 65 | 62 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Personalize
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.
Neutral
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Recomputed
Headline score
71
/ 100
Tire A
74
/ 100
Tire B
Only categories both tires have data for count toward the headline score.
Test data
The professional test results behind the scores
Each result is shown as % of the best tire in that test. “Same test” rows are the strictest comparison: both tires were measured side by side.
| Discipline | Category | Tire A | Tire B | Δ | Both? |
|---|---|---|---|---|---|
| Dry Braking | Dry | 91% #9/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 95% #10/53 · 2021 53 Summer Tyre Braking Test | -3.9 | Different tests |
| Rolling Resistance | Efficiency | 94% #10/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 77% #16/20 · 2021 Auto Bild 16 Inch Summer Tyre Test | +17 | Different tests |
| Overall Ranking | Overall | 14% #7/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 5% #20/20 · 2021 Auto Bild 16 Inch Summer Tyre Test | +9.3 | Different tests |
| Straight Aqua | Straight | 100% #1/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 97% #5/12 · 2018 Gute Fahrt Summer Tyre Test | +2.8 | Different tests |
| Subj. Comfort | Subj | 20% #9/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 80% #5/11 · 2019 AMS Summer SUV Tyre Test | -60 | Different tests |
| Wet Braking | Wet | 95% #5/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 95% #4/12 · 2018 Gute Fahrt Summer Tyre Test | -0.2 | Different tests |
| Wet Handling | Wet | 96% #4/10 · 2020 Teknikens 17 Inch Summer Tyre Test | 95% #10/11 · 2019 AMS Summer SUV Tyre Test | +0.8 | Different tests |
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Kumho Solus HS51 Harmony Sports presents a polarizing experience, often praised for its comfort and value in general driving, yet criticized for significant handling instability in specific applications. While some users find them to be a superb mid-range upgrade, others report a disconcerting 'jelly-like' sidewall flex that severely compromises steering precision and dry grip.
Pros
- High level of ride comfort and low noise levels
- Excellent value for money compared to premium brands
- Strong wet weather performance
- Improved handling characteristics for van applications
Cons
- Excessive sidewall softness leading to a 'wobbling' or unstable sensation
- Noticeable decline in grip levels before the tread is fully worn
- Inconsistent handling performance depending on axle placement
- Limited durability under spirited driving conditions
Observations
- Lightweight vehicles, such as the Mazda MX-5, appear particularly sensitive to the tire's soft sidewall, resulting in reported handling instability.
- Users noted that the tire's performance characteristics are highly dependent on axle placement, with some experiencing 'dead' steering or lurching depending on front versus rear fitment.
- The tire is reported to perform well in van applications, specifically benefiting from higher load and speed ratings compared to competitors.
The Nexen N Blue HD is generally perceived as a budget-friendly tire that offers impressive performance when new, particularly in wet and dry conditions. However, user consensus indicates a significant decline in both grip and noise levels as the tread wears, leading to mixed long-term satisfaction.
Pros
- Strong initial grip in both wet and dry road conditions
- High value-for-money proposition for budget-conscious buyers
- Smooth and quiet ride quality during the initial break-in period
- Reliable performance for daily commuting and highway driving when new
Cons
- Significant increase in road noise as the tire wears
- Noticeable degradation in traction and grip after 10,000–20,000 kilometers
- Inconsistent tread life, with some users reporting premature wear on front axles
- Reports of sidewall bubbling or structural issues in some instances
Observations
- Users noted that the tire performs best on smaller vehicle platforms, with some suggesting it is better suited for sizes below 15 inches.
- Front-wheel drive vehicles reported improved traction in varied weather conditions compared to stock tires, though long-term durability remains a concern.
Specifications
Specs side by side
| Attribute | A · Kumho Solus HS51 Harmony Sports | B · Nexen N Blue HD |
|---|---|---|
| Category | Summer Premium Touring tires | Summer High Performance tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
Final verdict
Which one should you actually buy?
71
/ 100
Kumho
74
/ 100
Nexen
Winner: Nexen N Blue HD — better comfort and dry. Pick the Kumho Solus HS51 Harmony Sports if treadwear, wet and handling matter most to you.
Pick tire B
You want the most comfortable ride
Nexen N Blue HD scores 62 vs 37 on comfort.
Pick tire B
You want the most grip on dry roads
Nexen N Blue HD scores 80 vs 72 on dry.
Pick tire A
You want the longest tread life
Kumho Solus HS51 Harmony Sports scores 80 vs 74 on treadwear.
Pick tire A
Your priority is wet-weather safety
Kumho Solus HS51 Harmony Sports scores 86 vs 83 on wet.
Tire A · Kumho Solus HS51 Harmony Sports
Tire B · Nexen N Blue HD
More comparisons
Also compared with
Kumho Solus HS51 Harmony Sports also compared with
Nexen N Blue HD 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.