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Dunlop Grandtrek ST30 vs Yokohama Geolandar H/T G039 — 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.
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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
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| Tire Rack owners | 78 | – |
| Tyre Reviews owners | 84 | 73 |
| SimpleTire owners | 72 | – |
Wet
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| Tire Rack owners | 77 | – |
| Tyre Reviews owners | 71 | 60 |
| SimpleTire owners | 72 | – |
Snow
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| Tire Rack owners | 87 | – |
| Tyre Reviews owners | 60 | 70 |
| SimpleTire owners | 60 | – |
Comfort
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| Tire Rack owners | 70 | – |
| Tyre Reviews owners | 71 | 60 |
| SimpleTire owners | 72 | – |
Noise
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| SimpleTire owners | 68 | – |
Treadwear
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| Tire Rack owners | 76 | – |
| Tyre Reviews owners | 70 | 53 |
| SimpleTire owners | 60 | – |
Handling
Why this score
| Source | Grandtrek ST30 | Geolandar H/T G039 |
|---|---|---|
| Tyre Reviews owners | 68 | 63 |
Scores at a glance
| Category | Dunlop Grandtrek ST30 | Yokohama Geolandar H/T G039 |
|---|---|---|
| Relative Score | 70 | 84 |
| Dry | 82 | 94 |
| Wet | 71 | 89 |
| Snow | 61 | 74 |
| Comfort | 71 | 91 |
| Noise | 68 | 92 |
| Treadwear | 68 | 80 |
| Handling | 68 | 63 |
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.
Tire A
Tire B
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Dunlop Grandtrek ST30 receives highly polarized feedback, often serving as polarizing original equipment on popular SUVs like the Honda CR-V and Toyota RAV4. While some users praise its dry-road stability, longevity, and value, a significant portion of owners report dissatisfaction regarding wet-weather confidence, excessive road noise, and inconsistent tread wear.
Pros
- Strong dry-pavement grip and straight-line stability
- Competitive price point and value for money
- High mileage potential for some drivers
- Capable performance on light unpaved or rural roads
Cons
- Poor wet-weather performance and susceptibility to aquaplaning
- High levels of road noise on various surfaces
- Inconsistent tread life, with reports of rapid wear
- Lack of confidence in winter conditions, including snow and ice
Observations
- Users of AWD vehicles like the Honda CR-V and Toyota RAV4 report highly variable experiences, ranging from excellent longevity to premature wear and poor wet-traction handling.
- The tire is frequently criticized for its lack of winter capability, with many owners noting it is unsuitable for anything beyond light, dry conditions.
The Yokohama Geolandar H/T G039 is generally regarded as a smooth, quiet, and comfortable highway tire that performs well in dry and summer conditions. While many users praise its ride quality and handling improvements, experiences regarding tread longevity and winter traction are polarized, suggesting performance may vary significantly based on vehicle weight and driving environment.
Pros
- Excellent ride comfort and smooth handling characteristics
- Low road noise levels compared to competitors
- Strong dry pavement traction and stability
- Reliable manufacturer treadwear warranty support
Cons
- Inconsistent tread life, particularly on heavy-duty trucks
- Mediocre performance in snow and ice for some users
- Reports of excessive noise or 'growling' on specific vehicle platforms
- Reduced confidence in wet or winter conditions compared to premium alternatives
Observations
- Heavy-duty truck owners report mixed results, with some praising snow-plowing capabilities while others note rapid tread wear under heavy towing loads.
- Users of mid-size SUVs like the 4Runner and Jeep Cherokee report significant improvements in ride quality and noise reduction over previous tires.
Specs side by side
| Attribute | A · Dunlop Grandtrek ST30 | B · Yokohama Geolandar H/T G039 |
|---|---|---|
| Category | All Season Premium Touring tires | All Season Touring tires |
| Vehicle type | SUV and 4x4 | SUV and 4x4 |
| Tread depth | 10/32″ | — |
| UTQG | 360 A A | — |
| Sidewall | Blackwall | — |
| Max pressure | 51 psi | — |
Which one should you actually buy?
Dunlop
Yokohama
Winner: Yokohama Geolandar H/T G039 — better noise, comfort and wet. Pick the Dunlop Grandtrek ST30 if handling matters most to you.
Yokohama Geolandar H/T G039 scores 92 vs 68 on noise.
Yokohama Geolandar H/T G039 scores 91 vs 71 on comfort.
Yokohama Geolandar H/T G039 scores 89 vs 71 on wet.
Yokohama Geolandar H/T G039 scores 74 vs 61 on snow.
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.