76
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
76/100
26 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Kumho Solus KL21 vs Michelin Harmony — Compared (May 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
100
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
100/100
1 owner review
Prices change daily — check the retailer for your size.
VerdictWinner: Michelin Harmony — better handling, snow and wet. It leads or ties in every category we score.
Read full
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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)
Harmony leads by 17
Why this score
| Source | Solus KL21 | Harmony |
|---|---|---|
| Tire Rack owners | 79 | – |
| Tyre Reviews owners | 73 | 100 |
Wet
Score (0–100)
Harmony leads by 24
Why this score
| Source | Solus KL21 | Harmony |
|---|---|---|
| Tire Rack owners | 71 | – |
| Tyre Reviews owners | 67 | 100 |
Snow
Score (0–100)
Harmony leads by 28
Why this score
| Source | Solus KL21 | Harmony |
|---|---|---|
| Tire Rack owners | 45 | – |
| Tyre Reviews owners | – | 100 |
Comfort
Score (0–100)
Harmony leads by 24
Why this score
| Source | Solus KL21 | Harmony |
|---|---|---|
| Tire Rack owners | 73 | – |
| Tyre Reviews owners | 65 | 100 |
Noise
Score (0–100)
Treadwear
Score (0–100)
Harmony leads by 19
Why this score
| Source | Solus KL21 | Harmony |
|---|---|---|
| Tire Rack owners | 63 | – |
| Tyre Reviews owners | 73 | 100 |
Handling
Score (0–100)
Harmony leads by 39
Why this score
| Source | Solus KL21 | Harmony |
|---|---|---|
| Tyre Reviews owners | 61 | 100 |
Scores at a glance
| Category | Kumho Solus KL21 | Michelin Harmony |
|---|---|---|
| Relative Score | 76 | 100 |
| Dry | 83 | 100 |
| Wet | 76 | 100 |
| Snow | 72 | 100 |
| Comfort | 76 | 100 |
| Noise | 86 | – |
| Treadwear | 81 | 100 |
| Handling | 61 | 100 |
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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Neutral
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Neutral
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Important
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Neutral
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Recomputed
Headline score
76
/ 100
Tire A
100
/ 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 Solus KL21 is a polarizing tire that frequently serves as original equipment on SUVs and crossovers. While many owners report exceptional tread life and value, a significant subset of users expresses concerns regarding road noise, inconsistent grip in adverse weather, and premature structural degradation.
Pros
- Exceptional tread longevity and durability, with some users reporting over 60,000 miles of use.
- Strong value proposition as a cost-effective alternative to premium tire brands.
- Generally reliable performance in dry, warm-weather conditions.
- Consistent ride comfort for daily commuting and long-distance driving.
Cons
- Reports of excessive road noise and a harsh ride quality.
- Poor traction and braking performance in snow, ice, or cold conditions.
- Inconsistent quality control, with isolated reports of tire deformation or premature wear.
- Lack of confidence-inspiring grip during emergency braking maneuvers.
Observations
- Users with mid-size SUVs like the Hyundai Santa Fe and Kia Sorento report highly variable experiences, ranging from extreme longevity to early failure.
- The tire is frequently noted as a standard OEM fitment for Korean-manufactured SUVs, which influences user expectations regarding replacement intervals.
The Michelin Harmony is highly regarded by users for its exceptional longevity and reliable build quality. Owners consistently report that the tire provides excellent value over its service life, solidifying its reputation as a durable choice.
Pros
- Exceptional tread life and durability
- High build quality
- Strong overall value proposition
Specifications
Specs side by side
| Attribute | A · Kumho Solus KL21 | B · Michelin Harmony |
|---|---|---|
| Category | All Season Touring tires | All Season Premium Touring tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
Final verdict
Which one should you actually buy?
76
/ 100
Kumho
100
/ 100
Michelin
Winner: Michelin Harmony — better handling, snow and wet. It leads or ties in every category we score.
Pick tire B
You enjoy sharp, responsive handling
Michelin Harmony scores 100 vs 61 on handling.
Pick tire B
You drive through snowy winters
Michelin Harmony scores 100 vs 72 on snow.
Pick tire B
Your priority is wet-weather safety
Michelin Harmony scores 100 vs 76 on wet.
Pick tire B
You want the most comfortable ride
Michelin Harmony scores 100 vs 76 on comfort.
Tire A · Kumho Solus KL21
Tire B · Michelin Harmony
More comparisons
Also compared with
Kumho Solus KL21 also compared with
Michelin Harmony 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.